Home / 63,929,954.80-95,904,263.40-20,791,817.20

Finding the Fourth Proportional to 63,929,954.80, 95,904,263.40 and 20,791,817.20

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Solution

The fourth proportional to 63,929,954.80, 95,904,263.40 and 20,791,817.20 is: 31,190,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929,954.80 : 95,904,263.40 = 20,791,817.20 : x
  2. Step 2: Convert to fraction form
    63,929,954.80/95,904,263.40 = 20,791,817.20/x
  3. Step 3: Cross multiply
    63,929,954.80x = 95,904,263.40 × 20,791,817.20
  4. Step 4: Simplify right side
    63,929,954.80x = 1,994,023,913,313,450.50
  5. Step 5: Solve for x
    x = 1,994,023,913,313,450.50/63,929,954.80
  6. Step 6: Final answer
    x = 31,190,760.57

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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.