Home / 12,347,753.76-18,522,329.76-3,829,301.28

Finding the Fourth Proportional to 12,347,753.76, 18,522,329.76 and 3,829,301.28

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Solution

The fourth proportional to 12,347,753.76, 18,522,329.76 and 3,829,301.28 is: 5,744,168.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347,753.76 : 18,522,329.76 = 3,829,301.28 : x
  2. Step 2: Convert to fraction form
    12,347,753.76/18,522,329.76 = 3,829,301.28/x
  3. Step 3: Cross multiply
    12,347,753.76x = 18,522,329.76 × 3,829,301.28
  4. Step 4: Simplify right side
    12,347,753.76x = 70,927,581,058,550.09
  5. Step 5: Solve for x
    x = 70,927,581,058,550.09/12,347,753.76
  6. Step 6: Final answer
    x = 5,744,168.73

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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.