Home / 8,649,494.20-12,980,704.02-3,263,456.44

Finding the Fourth Proportional to 8,649,494.20, 12,980,704.02 and 3,263,456.44

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Solution

The fourth proportional to 8,649,494.20, 12,980,704.02 and 3,263,456.44 is: 4,897,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,494.20 : 12,980,704.02 = 3,263,456.44 : x
  2. Step 2: Convert to fraction form
    8,649,494.20/12,980,704.02 = 3,263,456.44/x
  3. Step 3: Cross multiply
    8,649,494.20x = 12,980,704.02 × 3,263,456.44
  4. Step 4: Simplify right side
    8,649,494.20x = 42,361,962,129,802.88
  5. Step 5: Solve for x
    x = 42,361,962,129,802.88/8,649,494.20
  6. Step 6: Final answer
    x = 4,897,623.05

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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.