Home / 15,454,988.20-23,182,482.30-9,781,618.60

Finding the Fourth Proportional to 15,454,988.20, 23,182,482.30 and 9,781,618.60

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Solution

The fourth proportional to 15,454,988.20, 23,182,482.30 and 9,781,618.60 is: 14,672,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454,988.20 : 23,182,482.30 = 9,781,618.60 : x
  2. Step 2: Convert to fraction form
    15,454,988.20/23,182,482.30 = 9,781,618.60/x
  3. Step 3: Cross multiply
    15,454,988.20x = 23,182,482.30 × 9,781,618.60
  4. Step 4: Simplify right side
    15,454,988.20x = 226,762,200,059,850.78
  5. Step 5: Solve for x
    x = 226,762,200,059,850.78/15,454,988.20
  6. Step 6: Final answer
    x = 14,672,427.90

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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.