Home / 78,732,249.60-118,098,374.40-24,144,401.55

Finding the Fourth Proportional to 78,732,249.60, 118,098,374.40 and 24,144,401.55

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Solution

The fourth proportional to 78,732,249.60, 118,098,374.40 and 24,144,401.55 is: 36,216,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,249.60 : 118,098,374.40 = 24,144,401.55 : x
  2. Step 2: Convert to fraction form
    78,732,249.60/118,098,374.40 = 24,144,401.55/x
  3. Step 3: Cross multiply
    78,732,249.60x = 118,098,374.40 × 24,144,401.55
  4. Step 4: Simplify right side
    78,732,249.60x = 2,851,414,573,915,840.50
  5. Step 5: Solve for x
    x = 2,851,414,573,915,840.50/78,732,249.60
  6. Step 6: Final answer
    x = 36,216,602.33

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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.