Home / 78,840,857.58-118,261,577.46-24,253,065.06

Finding the Fourth Proportional to 78,840,857.58, 118,261,577.46 and 24,253,065.06

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Solution

The fourth proportional to 78,840,857.58, 118,261,577.46 and 24,253,065.06 is: 36,379,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,840,857.58 : 118,261,577.46 = 24,253,065.06 : x
  2. Step 2: Convert to fraction form
    78,840,857.58/118,261,577.46 = 24,253,065.06/x
  3. Step 3: Cross multiply
    78,840,857.58x = 118,261,577.46 × 24,253,065.06
  4. Step 4: Simplify right side
    78,840,857.58x = 2,868,205,732,235,609
  5. Step 5: Solve for x
    x = 2,868,205,732,235,609/78,840,857.58
  6. Step 6: Final answer
    x = 36,379,687.14

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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.