Home / 76,715,796.96-115,074,693-25,597,815.84

Finding the Fourth Proportional to 76,715,796.96, 115,074,693 and 25,597,815.84

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Solution

The fourth proportional to 76,715,796.96, 115,074,693 and 25,597,815.84 is: 38,397,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,715,796.96 : 115,074,693 = 25,597,815.84 : x
  2. Step 2: Convert to fraction form
    76,715,796.96/115,074,693 = 25,597,815.84/x
  3. Step 3: Cross multiply
    76,715,796.96x = 115,074,693 × 25,597,815.84
  4. Step 4: Simplify right side
    76,715,796.96x = 2,945,660,799,258,537
  5. Step 5: Solve for x
    x = 2,945,660,799,258,537/76,715,796.96
  6. Step 6: Final answer
    x = 38,397,056.62

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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.