Home / 12,575,695.04-18,863,519-3,940,456.56

Finding the Fourth Proportional to 12,575,695.04, 18,863,519 and 3,940,456.56

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Solution

The fourth proportional to 12,575,695.04, 18,863,519 and 3,940,456.56 is: 5,910,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575,695.04 : 18,863,519 = 3,940,456.56 : x
  2. Step 2: Convert to fraction form
    12,575,695.04/18,863,519 = 3,940,456.56/x
  3. Step 3: Cross multiply
    12,575,695.04x = 18,863,519 × 3,940,456.56
  4. Step 4: Simplify right side
    12,575,695.04x = 74,330,877,188,234.64
  5. Step 5: Solve for x
    x = 74,330,877,188,234.64/12,575,695.04
  6. Step 6: Final answer
    x = 5,910,677.46

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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.