Home / 8,444,456.20-12,672,905.10-3,399,387.40

Finding the Fourth Proportional to 8,444,456.20, 12,672,905.10 and 3,399,387.40

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Solution

The fourth proportional to 8,444,456.20, 12,672,905.10 and 3,399,387.40 is: 5,101,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444,456.20 : 12,672,905.10 = 3,399,387.40 : x
  2. Step 2: Convert to fraction form
    8,444,456.20/12,672,905.10 = 3,399,387.40/x
  3. Step 3: Cross multiply
    8,444,456.20x = 12,672,905.10 × 3,399,387.40
  4. Step 4: Simplify right side
    8,444,456.20x = 43,080,113,918,335.73
  5. Step 5: Solve for x
    x = 43,080,113,918,335.73/8,444,456.20
  6. Step 6: Final answer
    x = 5,101,585.34

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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.