Home / 12,248,577.45-18,374,010.71-3,612,686.31

Finding the Fourth Proportional to 12,248,577.45, 18,374,010.71 and 3,612,686.31

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Solution

The fourth proportional to 12,248,577.45, 18,374,010.71 and 3,612,686.31 is: 5,419,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,577.45 : 18,374,010.71 = 3,612,686.31 : x
  2. Step 2: Convert to fraction form
    12,248,577.45/18,374,010.71 = 3,612,686.31/x
  3. Step 3: Cross multiply
    12,248,577.45x = 18,374,010.71 × 3,612,686.31
  4. Step 4: Simplify right side
    12,248,577.45x = 66,379,536,933,746.95
  5. Step 5: Solve for x
    x = 66,379,536,933,746.95/12,248,577.45
  6. Step 6: Final answer
    x = 5,419,367.04

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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.