Home / 8,320,713.60-12,481,070.40-4,063,612.80

Finding the Fourth Proportional to 8,320,713.60, 12,481,070.40 and 4,063,612.80

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Solution

The fourth proportional to 8,320,713.60, 12,481,070.40 and 4,063,612.80 is: 6,095,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,713.60 : 12,481,070.40 = 4,063,612.80 : x
  2. Step 2: Convert to fraction form
    8,320,713.60/12,481,070.40 = 4,063,612.80/x
  3. Step 3: Cross multiply
    8,320,713.60x = 12,481,070.40 × 4,063,612.80
  4. Step 4: Simplify right side
    8,320,713.60x = 50,718,237,435,141.12
  5. Step 5: Solve for x
    x = 50,718,237,435,141.12/8,320,713.60
  6. Step 6: Final answer
    x = 6,095,419.20

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Similar ratio
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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.