Home / 14,471,944.10-19,971,322.16-7,945,996.25

Finding the Fourth Proportional to 14,471,944.10, 19,971,322.16 and 7,945,996.25

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Solution

The fourth proportional to 14,471,944.10, 19,971,322.16 and 7,945,996.25 is: 10,965,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471,944.10 : 19,971,322.16 = 7,945,996.25 : x
  2. Step 2: Convert to fraction form
    14,471,944.10/19,971,322.16 = 7,945,996.25/x
  3. Step 3: Cross multiply
    14,471,944.10x = 19,971,322.16 × 7,945,996.25
  4. Step 4: Simplify right side
    14,471,944.10x = 158,692,050,990,901.91
  5. Step 5: Solve for x
    x = 158,692,050,990,901.91/14,471,944.10
  6. Step 6: Final answer
    x = 10,965,496.40

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Half scale
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Double scale
Find fourth proportional to 14,471,945.10, 19,971,323.54 and 7,945,997.25
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.