Home / 31,946,892.90-47,887,680.15-15,747,929.70

Finding the Fourth Proportional to 31,946,892.90, 47,887,680.15 and 15,747,929.70

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Solution

The fourth proportional to 31,946,892.90, 47,887,680.15 and 15,747,929.70 is: 23,605,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,946,892.90 : 47,887,680.15 = 15,747,929.70 : x
  2. Step 2: Convert to fraction form
    31,946,892.90/47,887,680.15 = 15,747,929.70/x
  3. Step 3: Cross multiply
    31,946,892.90x = 47,887,680.15 × 15,747,929.70
  4. Step 4: Simplify right side
    31,946,892.90x = 754,131,820,498,285.38
  5. Step 5: Solve for x
    x = 754,131,820,498,285.38/31,946,892.90
  6. Step 6: Final answer
    x = 23,605,795.50

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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.