Home / 16,313,691.92-22,513,487.54-9,345,716.28

Finding the Fourth Proportional to 16,313,691.92, 22,513,487.54 and 9,345,716.28

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Solution

The fourth proportional to 16,313,691.92, 22,513,487.54 and 9,345,716.28 is: 12,897,428.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313,691.92 : 22,513,487.54 = 9,345,716.28 : x
  2. Step 2: Convert to fraction form
    16,313,691.92/22,513,487.54 = 9,345,716.28/x
  3. Step 3: Cross multiply
    16,313,691.92x = 22,513,487.54 × 9,345,716.28
  4. Step 4: Simplify right side
    16,313,691.92x = 210,404,666,919,142.84
  5. Step 5: Solve for x
    x = 210,404,666,919,142.84/16,313,691.92
  6. Step 6: Final answer
    x = 12,897,428.00

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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.