Home / 29,074,939.05-40,123,681.25-16,022,666.28

Finding the Fourth Proportional to 29,074,939.05, 40,123,681.25 and 16,022,666.28

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Solution

The fourth proportional to 29,074,939.05, 40,123,681.25 and 16,022,666.28 is: 22,111,425.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,074,939.05 : 40,123,681.25 = 16,022,666.28 : x
  2. Step 2: Convert to fraction form
    29,074,939.05/40,123,681.25 = 16,022,666.28/x
  3. Step 3: Cross multiply
    29,074,939.05x = 40,123,681.25 × 16,022,666.28
  4. Step 4: Simplify right side
    29,074,939.05x = 642,888,354,513,729.88
  5. Step 5: Solve for x
    x = 642,888,354,513,729.88/29,074,939.05
  6. Step 6: Final answer
    x = 22,111,425.70

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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.