Home / 30,008,911.09-41,412,496.11-16,257,875.22

Finding the Fourth Proportional to 30,008,911.09, 41,412,496.11 and 16,257,875.22

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Solution

The fourth proportional to 30,008,911.09, 41,412,496.11 and 16,257,875.22 is: 22,435,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008,911.09 : 41,412,496.11 = 16,257,875.22 : x
  2. Step 2: Convert to fraction form
    30,008,911.09/41,412,496.11 = 16,257,875.22/x
  3. Step 3: Cross multiply
    30,008,911.09x = 41,412,496.11 × 16,257,875.22
  4. Step 4: Simplify right side
    30,008,911.09x = 673,279,194,305,115.38
  5. Step 5: Solve for x
    x = 673,279,194,305,115.38/30,008,911.09
  6. Step 6: Final answer
    x = 22,435,975.51

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Double scale
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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.