Home / 72,691,168.77-109,037,702.91-24,169,022.58

Finding the Fourth Proportional to 72,691,168.77, 109,037,702.91 and 24,169,022.58

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Solution

The fourth proportional to 72,691,168.77, 109,037,702.91 and 24,169,022.58 is: 36,253,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,691,168.77 : 109,037,702.91 = 24,169,022.58 : x
  2. Step 2: Convert to fraction form
    72,691,168.77/109,037,702.91 = 24,169,022.58/x
  3. Step 3: Cross multiply
    72,691,168.77x = 109,037,702.91 × 24,169,022.58
  4. Step 4: Simplify right side
    72,691,168.77x = 2,635,334,703,703,121.50
  5. Step 5: Solve for x
    x = 2,635,334,703,703,121.50/72,691,168.77
  6. Step 6: Final answer
    x = 36,253,849.65

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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.