Home / 12,541,263.90-18,812,442.60-3,443,125.20

Finding the Fourth Proportional to 12,541,263.90, 18,812,442.60 and 3,443,125.20

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Solution

The fourth proportional to 12,541,263.90, 18,812,442.60 and 3,443,125.20 is: 5,164,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,263.90 : 18,812,442.60 = 3,443,125.20 : x
  2. Step 2: Convert to fraction form
    12,541,263.90/18,812,442.60 = 3,443,125.20/x
  3. Step 3: Cross multiply
    12,541,263.90x = 18,812,442.60 × 3,443,125.20
  4. Step 4: Simplify right side
    12,541,263.90x = 64,773,595,189,613.53
  5. Step 5: Solve for x
    x = 64,773,595,189,613.53/12,541,263.90
  6. Step 6: Final answer
    x = 5,164,837.91

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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.