Home / 9,087,932.70-13,608,279.45-7,182,618.30

Finding the Fourth Proportional to 9,087,932.70, 13,608,279.45 and 7,182,618.30

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Solution

The fourth proportional to 9,087,932.70, 13,608,279.45 and 7,182,618.30 is: 10,755,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,932.70 : 13,608,279.45 = 7,182,618.30 : x
  2. Step 2: Convert to fraction form
    9,087,932.70/13,608,279.45 = 7,182,618.30/x
  3. Step 3: Cross multiply
    9,087,932.70x = 13,608,279.45 × 7,182,618.30
  4. Step 4: Simplify right side
    9,087,932.70x = 97,743,077,009,083.92
  5. Step 5: Solve for x
    x = 97,743,077,009,083.92/9,087,932.70
  6. Step 6: Final answer
    x = 10,755,259.78

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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.