Home / 8,649,989.20-12,970,990.02-3,183,710.95

Finding the Fourth Proportional to 8,649,989.20, 12,970,990.02 and 3,183,710.95

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Solution

The fourth proportional to 8,649,989.20, 12,970,990.02 and 3,183,710.95 is: 4,774,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,989.20 : 12,970,990.02 = 3,183,710.95 : x
  2. Step 2: Convert to fraction form
    8,649,989.20/12,970,990.02 = 3,183,710.95/x
  3. Step 3: Cross multiply
    8,649,989.20x = 12,970,990.02 × 3,183,710.95
  4. Step 4: Simplify right side
    8,649,989.20x = 41,295,882,926,587.24
  5. Step 5: Solve for x
    x = 41,295,882,926,587.24/8,649,989.20
  6. Step 6: Final answer
    x = 4,774,096.47

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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.