Home / 10,641,906.90-15,962,860.35-4,253,145.30

Finding the Fourth Proportional to 10,641,906.90, 15,962,860.35 and 4,253,145.30

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Solution

The fourth proportional to 10,641,906.90, 15,962,860.35 and 4,253,145.30 is: 6,379,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641,906.90 : 15,962,860.35 = 4,253,145.30 : x
  2. Step 2: Convert to fraction form
    10,641,906.90/15,962,860.35 = 4,253,145.30/x
  3. Step 3: Cross multiply
    10,641,906.90x = 15,962,860.35 × 4,253,145.30
  4. Step 4: Simplify right side
    10,641,906.90x = 67,892,364,472,158.85
  5. Step 5: Solve for x
    x = 67,892,364,472,158.85/10,641,906.90
  6. Step 6: Final answer
    x = 6,379,717.95

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Double scale
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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.