Home / 22,668,553.76-31,282,627.92-12,355,285.28

Finding the Fourth Proportional to 22,668,553.76, 31,282,627.92 and 12,355,285.28

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Solution

The fourth proportional to 22,668,553.76, 31,282,627.92 and 12,355,285.28 is: 17,050,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668,553.76 : 31,282,627.92 = 12,355,285.28 : x
  2. Step 2: Convert to fraction form
    22,668,553.76/31,282,627.92 = 12,355,285.28/x
  3. Step 3: Cross multiply
    22,668,553.76x = 31,282,627.92 × 12,355,285.28
  4. Step 4: Simplify right side
    22,668,553.76x = 386,505,792,259,693
  5. Step 5: Solve for x
    x = 386,505,792,259,693/22,668,553.76
  6. Step 6: Final answer
    x = 17,050,306.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.