Home / 83,135,987.77-124,710,630.15-28,526,597.77

Finding the Fourth Proportional to 83,135,987.77, 124,710,630.15 and 28,526,597.77

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Solution

The fourth proportional to 83,135,987.77, 124,710,630.15 and 28,526,597.77 is: 42,792,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,135,987.77 : 124,710,630.15 = 28,526,597.77 : x
  2. Step 2: Convert to fraction form
    83,135,987.77/124,710,630.15 = 28,526,597.77/x
  3. Step 3: Cross multiply
    83,135,987.77x = 124,710,630.15 × 28,526,597.77
  4. Step 4: Simplify right side
    83,135,987.77x = 3,557,569,983,932,285
  5. Step 5: Solve for x
    x = 3,557,569,983,932,285/83,135,987.77
  6. Step 6: Final answer
    x = 42,792,177.96

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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.