Home / 7,385,780.88-11,098,155.06-3,976,588.08

Finding the Fourth Proportional to 7,385,780.88, 11,098,155.06 and 3,976,588.08

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Solution

The fourth proportional to 7,385,780.88, 11,098,155.06 and 3,976,588.08 is: 5,975,372.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,780.88 : 11,098,155.06 = 3,976,588.08 : x
  2. Step 2: Convert to fraction form
    7,385,780.88/11,098,155.06 = 3,976,588.08/x
  3. Step 3: Cross multiply
    7,385,780.88x = 11,098,155.06 × 3,976,588.08
  4. Step 4: Simplify right side
    7,385,780.88x = 44,132,791,121,587.69
  5. Step 5: Solve for x
    x = 44,132,791,121,587.69/7,385,780.88
  6. Step 6: Final answer
    x = 5,975,372.39

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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.