Home / 84,059,995.12-126,079,556.64-22,653,957.76

Finding the Fourth Proportional to 84,059,995.12, 126,079,556.64 and 22,653,957.76

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Solution

The fourth proportional to 84,059,995.12, 126,079,556.64 and 22,653,957.76 is: 33,978,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,059,995.12 : 126,079,556.64 = 22,653,957.76 : x
  2. Step 2: Convert to fraction form
    84,059,995.12/126,079,556.64 = 22,653,957.76/x
  3. Step 3: Cross multiply
    84,059,995.12x = 126,079,556.64 × 22,653,957.76
  4. Step 4: Simplify right side
    84,059,995.12x = 2,856,200,950,522,087.50
  5. Step 5: Solve for x
    x = 2,856,200,950,522,087.50/84,059,995.12
  6. Step 6: Final answer
    x = 33,978,124.15

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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.