Home / 10,992,966.20-16,489,449.30-8,264,902.40

Finding the Fourth Proportional to 10,992,966.20, 16,489,449.30 and 8,264,902.40

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Solution

The fourth proportional to 10,992,966.20, 16,489,449.30 and 8,264,902.40 is: 12,397,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,966.20 : 16,489,449.30 = 8,264,902.40 : x
  2. Step 2: Convert to fraction form
    10,992,966.20/16,489,449.30 = 8,264,902.40/x
  3. Step 3: Cross multiply
    10,992,966.20x = 16,489,449.30 × 8,264,902.40
  4. Step 4: Simplify right side
    10,992,966.20x = 136,283,689,094,248.33
  5. Step 5: Solve for x
    x = 136,283,689,094,248.33/10,992,966.20
  6. Step 6: Final answer
    x = 12,397,353.60

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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.