Home / 5,363,997.30-8,045,995.95-5,115,165.30

Finding the Fourth Proportional to 5,363,997.30, 8,045,995.95 and 5,115,165.30

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Solution

The fourth proportional to 5,363,997.30, 8,045,995.95 and 5,115,165.30 is: 7,672,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363,997.30 : 8,045,995.95 = 5,115,165.30 : x
  2. Step 2: Convert to fraction form
    5,363,997.30/8,045,995.95 = 5,115,165.30/x
  3. Step 3: Cross multiply
    5,363,997.30x = 8,045,995.95 × 5,115,165.30
  4. Step 4: Simplify right side
    5,363,997.30x = 41,156,599,287,380.53
  5. Step 5: Solve for x
    x = 41,156,599,287,380.53/5,363,997.30
  6. Step 6: Final answer
    x = 7,672,747.95

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Double scale
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Similar ratio
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1.5x scale

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.