Home / 10,491,713.52-15,737,598.36-2,918,680.08

Finding the Fourth Proportional to 10,491,713.52, 15,737,598.36 and 2,918,680.08

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Solution

The fourth proportional to 10,491,713.52, 15,737,598.36 and 2,918,680.08 is: 4,378,027.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491,713.52 : 15,737,598.36 = 2,918,680.08 : x
  2. Step 2: Convert to fraction form
    10,491,713.52/15,737,598.36 = 2,918,680.08/x
  3. Step 3: Cross multiply
    10,491,713.52x = 15,737,598.36 × 2,918,680.08
  4. Step 4: Simplify right side
    10,491,713.52x = 45,933,014,840,372.67
  5. Step 5: Solve for x
    x = 45,933,014,840,372.67/10,491,713.52
  6. Step 6: Final answer
    x = 4,378,027.93

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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.