Home / 7,661,116.76-10,572,373.14-4,223,282.36

Finding the Fourth Proportional to 7,661,116.76, 10,572,373.14 and 4,223,282.36

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Solution

The fourth proportional to 7,661,116.76, 10,572,373.14 and 4,223,282.36 is: 5,828,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,116.76 : 10,572,373.14 = 4,223,282.36 : x
  2. Step 2: Convert to fraction form
    7,661,116.76/10,572,373.14 = 4,223,282.36/x
  3. Step 3: Cross multiply
    7,661,116.76x = 10,572,373.14 × 4,223,282.36
  4. Step 4: Simplify right side
    7,661,116.76x = 44,650,116,985,499.82
  5. Step 5: Solve for x
    x = 44,650,116,985,499.82/7,661,116.76
  6. Step 6: Final answer
    x = 5,828,147.30

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Double scale
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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.