Home / 71,091,147.52-98,106,735.36-39,727,817.92

Finding the Fourth Proportional to 71,091,147.52, 98,106,735.36 and 39,727,817.92

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Solution

The fourth proportional to 71,091,147.52, 98,106,735.36 and 39,727,817.92 is: 54,824,920.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,091,147.52 : 98,106,735.36 = 39,727,817.92 : x
  2. Step 2: Convert to fraction form
    71,091,147.52/98,106,735.36 = 39,727,817.92/x
  3. Step 3: Cross multiply
    71,091,147.52x = 98,106,735.36 × 39,727,817.92
  4. Step 4: Simplify right side
    71,091,147.52x = 3,897,566,519,107,706
  5. Step 5: Solve for x
    x = 3,897,566,519,107,706/71,091,147.52
  6. Step 6: Final answer
    x = 54,824,920.61

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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.