Home / 10,913,600.10-16,370,400.15-4,521,728.10

Finding the Fourth Proportional to 10,913,600.10, 16,370,400.15 and 4,521,728.10

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Solution

The fourth proportional to 10,913,600.10, 16,370,400.15 and 4,521,728.10 is: 6,782,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913,600.10 : 16,370,400.15 = 4,521,728.10 : x
  2. Step 2: Convert to fraction form
    10,913,600.10/16,370,400.15 = 4,521,728.10/x
  3. Step 3: Cross multiply
    10,913,600.10x = 16,370,400.15 × 4,521,728.10
  4. Step 4: Simplify right side
    10,913,600.10x = 74,022,498,366,499.20
  5. Step 5: Solve for x
    x = 74,022,498,366,499.20/10,913,600.10
  6. Step 6: Final answer
    x = 6,782,592.15

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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.