Home / 83,717,392.38-125,575,807.16-21,468,637.76

Finding the Fourth Proportional to 83,717,392.38, 125,575,807.16 and 21,468,637.76

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Solution

The fourth proportional to 83,717,392.38, 125,575,807.16 and 21,468,637.76 is: 32,202,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,717,392.38 : 125,575,807.16 = 21,468,637.76 : x
  2. Step 2: Convert to fraction form
    83,717,392.38/125,575,807.16 = 21,468,637.76/x
  3. Step 3: Cross multiply
    83,717,392.38x = 125,575,807.16 × 21,468,637.76
  4. Step 4: Simplify right side
    83,717,392.38x = 2,695,941,515,337,654.50
  5. Step 5: Solve for x
    x = 2,695,941,515,337,654.50/83,717,392.38
  6. Step 6: Final answer
    x = 32,202,884.47

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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.