Home / 12,645,662.20-17,451,012.54-6,844,442.92

Finding the Fourth Proportional to 12,645,662.20, 17,451,012.54 and 6,844,442.92

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Solution

The fourth proportional to 12,645,662.20, 17,451,012.54 and 6,844,442.92 is: 9,445,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645,662.20 : 17,451,012.54 = 6,844,442.92 : x
  2. Step 2: Convert to fraction form
    12,645,662.20/17,451,012.54 = 6,844,442.92/x
  3. Step 3: Cross multiply
    12,645,662.20x = 17,451,012.54 × 6,844,442.92
  4. Step 4: Simplify right side
    12,645,662.20x = 119,442,459,226,234.20
  5. Step 5: Solve for x
    x = 119,442,459,226,234.20/12,645,662.20
  6. Step 6: Final answer
    x = 9,445,330.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.