Home / 27,362,691.60-41,016,965.40-12,960,445.20

Finding the Fourth Proportional to 27,362,691.60, 41,016,965.40 and 12,960,445.20

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Solution

The fourth proportional to 27,362,691.60, 41,016,965.40 and 12,960,445.20 is: 19,427,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362,691.60 : 41,016,965.40 = 12,960,445.20 : x
  2. Step 2: Convert to fraction form
    27,362,691.60/41,016,965.40 = 12,960,445.20/x
  3. Step 3: Cross multiply
    27,362,691.60x = 41,016,965.40 × 12,960,445.20
  4. Step 4: Simplify right side
    27,362,691.60x = 531,598,132,336,996
  5. Step 5: Solve for x
    x = 531,598,132,336,996/27,362,691.60
  6. Step 6: Final answer
    x = 19,427,845.04

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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.