Home / 84,358,098.14-126,504,432.87-29,015,409.77

Finding the Fourth Proportional to 84,358,098.14, 126,504,432.87 and 29,015,409.77

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Solution

The fourth proportional to 84,358,098.14, 126,504,432.87 and 29,015,409.77 is: 43,511,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,358,098.14 : 126,504,432.87 = 29,015,409.77 : x
  2. Step 2: Convert to fraction form
    84,358,098.14/126,504,432.87 = 29,015,409.77/x
  3. Step 3: Cross multiply
    84,358,098.14x = 126,504,432.87 × 29,015,409.77
  4. Step 4: Simplify right side
    84,358,098.14x = 3,670,577,957,444,507
  5. Step 5: Solve for x
    x = 3,670,577,957,444,507/84,358,098.14
  6. Step 6: Final answer
    x = 43,511,862.39

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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.