Home / 78,653,375.57-117,980,436.54-24,065,874.02

Finding the Fourth Proportional to 78,653,375.57, 117,980,436.54 and 24,065,874.02

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Solution

The fourth proportional to 78,653,375.57, 117,980,436.54 and 24,065,874.02 is: 36,098,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,653,375.57 : 117,980,436.54 = 24,065,874.02 : x
  2. Step 2: Convert to fraction form
    78,653,375.57/117,980,436.54 = 24,065,874.02/x
  3. Step 3: Cross multiply
    78,653,375.57x = 117,980,436.54 × 24,065,874.02
  4. Step 4: Simplify right side
    78,653,375.57x = 2,839,302,322,596,245
  5. Step 5: Solve for x
    x = 2,839,302,322,596,245/78,653,375.57
  6. Step 6: Final answer
    x = 36,098,925.21

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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.