Home / 81,717,173.80-112,768,766.14-44,546,633.88

Finding the Fourth Proportional to 81,717,173.80, 112,768,766.14 and 44,546,633.88

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Solution

The fourth proportional to 81,717,173.80, 112,768,766.14 and 44,546,633.88 is: 61,473,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,717,173.80 : 112,768,766.14 = 44,546,633.88 : x
  2. Step 2: Convert to fraction form
    81,717,173.80/112,768,766.14 = 44,546,633.88/x
  3. Step 3: Cross multiply
    81,717,173.80x = 112,768,766.14 × 44,546,633.88
  4. Step 4: Simplify right side
    81,717,173.80x = 5,023,468,938,337,921
  5. Step 5: Solve for x
    x = 5,023,468,938,337,921/81,717,173.80
  6. Step 6: Final answer
    x = 61,473,845.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.