Home / 10,366,353.30-15,549,529.95-7,712,145.30

Finding the Fourth Proportional to 10,366,353.30, 15,549,529.95 and 7,712,145.30

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Solution

The fourth proportional to 10,366,353.30, 15,549,529.95 and 7,712,145.30 is: 11,568,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,353.30 : 15,549,529.95 = 7,712,145.30 : x
  2. Step 2: Convert to fraction form
    10,366,353.30/15,549,529.95 = 7,712,145.30/x
  3. Step 3: Cross multiply
    10,366,353.30x = 15,549,529.95 × 7,712,145.30
  4. Step 4: Simplify right side
    10,366,353.30x = 119,920,234,321,101.72
  5. Step 5: Solve for x
    x = 119,920,234,321,101.72/10,366,353.30
  6. Step 6: Final answer
    x = 11,568,217.95

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Similar ratio
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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.