Home / 63,956,801.71-95,913,720.72-20,815,859.47

Finding the Fourth Proportional to 63,956,801.71, 95,913,720.72 and 20,815,859.47

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Solution

The fourth proportional to 63,956,801.71, 95,913,720.72 and 20,815,859.47 is: 31,216,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,956,801.71 : 95,913,720.72 = 20,815,859.47 : x
  2. Step 2: Convert to fraction form
    63,956,801.71/95,913,720.72 = 20,815,859.47/x
  3. Step 3: Cross multiply
    63,956,801.71x = 95,913,720.72 × 20,815,859.47
  4. Step 4: Simplify right side
    63,956,801.71x = 1,996,526,531,752,347
  5. Step 5: Solve for x
    x = 1,996,526,531,752,347/63,956,801.71
  6. Step 6: Final answer
    x = 31,216,797.56

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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.