Home / 7,431,229.31-11,144,169.66-2,572,215.59

Finding the Fourth Proportional to 7,431,229.31, 11,144,169.66 and 2,572,215.59

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Solution

The fourth proportional to 7,431,229.31, 11,144,169.66 and 2,572,215.59 is: 3,857,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,229.31 : 11,144,169.66 = 2,572,215.59 : x
  2. Step 2: Convert to fraction form
    7,431,229.31/11,144,169.66 = 2,572,215.59/x
  3. Step 3: Cross multiply
    7,431,229.31x = 11,144,169.66 × 2,572,215.59
  4. Step 4: Simplify right side
    7,431,229.31x = 28,665,206,881,336.15
  5. Step 5: Solve for x
    x = 28,665,206,881,336.15/7,431,229.31
  6. Step 6: Final answer
    x = 3,857,397.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.