Home / 22,748,047.61-31,384,640.66-12,951,560.30

Finding the Fourth Proportional to 22,748,047.61, 31,384,640.66 and 12,951,560.30

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Solution

The fourth proportional to 22,748,047.61, 31,384,640.66 and 12,951,560.30 is: 17,868,789.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,748,047.61 : 31,384,640.66 = 12,951,560.30 : x
  2. Step 2: Convert to fraction form
    22,748,047.61/31,384,640.66 = 12,951,560.30/x
  3. Step 3: Cross multiply
    22,748,047.61x = 31,384,640.66 × 12,951,560.30
  4. Step 4: Simplify right side
    22,748,047.61x = 406,480,065,780,140.81
  5. Step 5: Solve for x
    x = 406,480,065,780,140.81/22,748,047.61
  6. Step 6: Final answer
    x = 17,868,789.13

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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.