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Finding the Fourth Proportional to 73,165,728.60, 109,748,592.90 and 24,627,450.60

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Solution

The fourth proportional to 73,165,728.60, 109,748,592.90 and 24,627,450.60 is: 36,941,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,165,728.60 : 109,748,592.90 = 24,627,450.60 : x
  2. Step 2: Convert to fraction form
    73,165,728.60/109,748,592.90 = 24,627,450.60/x
  3. Step 3: Cross multiply
    73,165,728.60x = 109,748,592.90 × 24,627,450.60
  4. Step 4: Simplify right side
    73,165,728.60x = 2,702,828,050,064,261
  5. Step 5: Solve for x
    x = 2,702,828,050,064,261/73,165,728.60
  6. Step 6: Final answer
    x = 36,941,175.90

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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.