Home / 12,484,010.20-18,726,015.30-9,649,658.20

Finding the Fourth Proportional to 12,484,010.20, 18,726,015.30 and 9,649,658.20

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Solution

The fourth proportional to 12,484,010.20, 18,726,015.30 and 9,649,658.20 is: 14,474,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,010.20 : 18,726,015.30 = 9,649,658.20 : x
  2. Step 2: Convert to fraction form
    12,484,010.20/18,726,015.30 = 9,649,658.20/x
  3. Step 3: Cross multiply
    12,484,010.20x = 18,726,015.30 × 9,649,658.20
  4. Step 4: Simplify right side
    12,484,010.20x = 180,699,647,092,970.47
  5. Step 5: Solve for x
    x = 180,699,647,092,970.47/12,484,010.20
  6. Step 6: Final answer
    x = 14,474,487.30

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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.