Home / 8,902,629.20-13,356,042.72-7,087,855.08

Finding the Fourth Proportional to 8,902,629.20, 13,356,042.72 and 7,087,855.08

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Solution

The fourth proportional to 8,902,629.20, 13,356,042.72 and 7,087,855.08 is: 10,633,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,629.20 : 13,356,042.72 = 7,087,855.08 : x
  2. Step 2: Convert to fraction form
    8,902,629.20/13,356,042.72 = 7,087,855.08/x
  3. Step 3: Cross multiply
    8,902,629.20x = 13,356,042.72 × 7,087,855.08
  4. Step 4: Simplify right side
    8,902,629.20x = 94,665,695,265,154.73
  5. Step 5: Solve for x
    x = 94,665,695,265,154.73/8,902,629.20
  6. Step 6: Final answer
    x = 10,633,453.68

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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.