Home / 63,386,708.39-87,555,712.05-52,417,766.15

Finding the Fourth Proportional to 63,386,708.39, 87,555,712.05 and 52,417,766.15

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Solution

The fourth proportional to 63,386,708.39, 87,555,712.05 and 52,417,766.15 is: 72,404,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,386,708.39 : 87,555,712.05 = 52,417,766.15 : x
  2. Step 2: Convert to fraction form
    63,386,708.39/87,555,712.05 = 52,417,766.15/x
  3. Step 3: Cross multiply
    63,386,708.39x = 87,555,712.05 × 52,417,766.15
  4. Step 4: Simplify right side
    63,386,708.39x = 4,589,474,838,895,859
  5. Step 5: Solve for x
    x = 4,589,474,838,895,859/63,386,708.39
  6. Step 6: Final answer
    x = 72,404,372.40

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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.