Home / 71,537,405.60-107,313,981.60-23,007,000.80

Finding the Fourth Proportional to 71,537,405.60, 107,313,981.60 and 23,007,000.80

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Solution

The fourth proportional to 71,537,405.60, 107,313,981.60 and 23,007,000.80 is: 34,513,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,537,405.60 : 107,313,981.60 = 23,007,000.80 : x
  2. Step 2: Convert to fraction form
    71,537,405.60/107,313,981.60 = 23,007,000.80/x
  3. Step 3: Cross multiply
    71,537,405.60x = 107,313,981.60 × 23,007,000.80
  4. Step 4: Simplify right side
    71,537,405.60x = 2,468,972,860,522,385
  5. Step 5: Solve for x
    x = 2,468,972,860,522,385/71,537,405.60
  6. Step 6: Final answer
    x = 34,513,033.28

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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.