Home / 13,575,391.76-18,732,932.52-7,992,757.04

Finding the Fourth Proportional to 13,575,391.76, 18,732,932.52 and 7,992,757.04

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Solution

The fourth proportional to 13,575,391.76, 18,732,932.52 and 7,992,757.04 is: 11,029,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575,391.76 : 18,732,932.52 = 7,992,757.04 : x
  2. Step 2: Convert to fraction form
    13,575,391.76/18,732,932.52 = 7,992,757.04/x
  3. Step 3: Cross multiply
    13,575,391.76x = 18,732,932.52 × 7,992,757.04
  4. Step 4: Simplify right side
    13,575,391.76x = 149,727,778,279,074.94
  5. Step 5: Solve for x
    x = 149,727,778,279,074.94/13,575,391.76
  6. Step 6: Final answer
    x = 11,029,352.30

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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.