Home / 70,126,604.64-96,776,856.08-39,188,077.92

Finding the Fourth Proportional to 70,126,604.64, 96,776,856.08 and 39,188,077.92

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Solution

The fourth proportional to 70,126,604.64, 96,776,856.08 and 39,188,077.92 is: 54,080,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,126,604.64 : 96,776,856.08 = 39,188,077.92 : x
  2. Step 2: Convert to fraction form
    70,126,604.64/96,776,856.08 = 39,188,077.92/x
  3. Step 3: Cross multiply
    70,126,604.64x = 96,776,856.08 × 39,188,077.92
  4. Step 4: Simplify right side
    70,126,604.64x = 3,792,498,976,915,666
  5. Step 5: Solve for x
    x = 3,792,498,976,915,666/70,126,604.64
  6. Step 6: Final answer
    x = 54,080,744.34

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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.