Home / 83,418,277.25-125,039,825.24-28,066,897.01

Finding the Fourth Proportional to 83,418,277.25, 125,039,825.24 and 28,066,897.01

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Solution

The fourth proportional to 83,418,277.25, 125,039,825.24 and 28,066,897.01 is: 42,070,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,418,277.25 : 125,039,825.24 = 28,066,897.01 : x
  2. Step 2: Convert to fraction form
    83,418,277.25/125,039,825.24 = 28,066,897.01/x
  3. Step 3: Cross multiply
    83,418,277.25x = 125,039,825.24 × 28,066,897.01
  4. Step 4: Simplify right side
    83,418,277.25x = 3,509,479,896,393,945
  5. Step 5: Solve for x
    x = 3,509,479,896,393,945/83,418,277.25
  6. Step 6: Final answer
    x = 42,070,874.78

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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.