Home / 51,760,397.52-71,429,585.94-28,555,515.90

Finding the Fourth Proportional to 51,760,397.52, 71,429,585.94 and 28,555,515.90

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Solution

The fourth proportional to 51,760,397.52, 71,429,585.94 and 28,555,515.90 is: 39,406,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760,397.52 : 71,429,585.94 = 28,555,515.90 : x
  2. Step 2: Convert to fraction form
    51,760,397.52/71,429,585.94 = 28,555,515.90/x
  3. Step 3: Cross multiply
    51,760,397.52x = 71,429,585.94 × 28,555,515.90
  4. Step 4: Simplify right side
    51,760,397.52x = 2,039,708,677,040,086.25
  5. Step 5: Solve for x
    x = 2,039,708,677,040,086.25/51,760,397.52
  6. Step 6: Final answer
    x = 39,406,742.89

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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.