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Finding the Fourth Proportional to 62,573,998.80, 93,860,998.20 and 43,463,701.20

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Solution

The fourth proportional to 62,573,998.80, 93,860,998.20 and 43,463,701.20 is: 65,195,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,573,998.80 : 93,860,998.20 = 43,463,701.20 : x
  2. Step 2: Convert to fraction form
    62,573,998.80/93,860,998.20 = 43,463,701.20/x
  3. Step 3: Cross multiply
    62,573,998.80x = 93,860,998.20 × 43,463,701.20
  4. Step 4: Simplify right side
    62,573,998.80x = 4,079,546,380,098,538
  5. Step 5: Solve for x
    x = 4,079,546,380,098,538/62,573,998.80
  6. Step 6: Final answer
    x = 65,195,551.80

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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.