Home / 63,929,953.30-95,904,261.15-20,791,815.70

Finding the Fourth Proportional to 63,929,953.30, 95,904,261.15 and 20,791,815.70

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Solution

The fourth proportional to 63,929,953.30, 95,904,261.15 and 20,791,815.70 is: 31,190,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929,953.30 : 95,904,261.15 = 20,791,815.70 : x
  2. Step 2: Convert to fraction form
    63,929,953.30/95,904,261.15 = 20,791,815.70/x
  3. Step 3: Cross multiply
    63,929,953.30x = 95,904,261.15 × 20,791,815.70
  4. Step 4: Simplify right side
    63,929,953.30x = 1,994,023,722,675,470
  5. Step 5: Solve for x
    x = 1,994,023,722,675,470/63,929,953.30
  6. Step 6: Final answer
    x = 31,190,758.32

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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.