Home / 84,324,604.46-126,499,490.85-26,818,751.66

Finding the Fourth Proportional to 84,324,604.46, 126,499,490.85 and 26,818,751.66

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Solution

The fourth proportional to 84,324,604.46, 126,499,490.85 and 26,818,751.66 is: 40,232,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,324,604.46 : 126,499,490.85 = 26,818,751.66 : x
  2. Step 2: Convert to fraction form
    84,324,604.46/126,499,490.85 = 26,818,751.66/x
  3. Step 3: Cross multiply
    84,324,604.46x = 126,499,490.85 × 26,818,751.66
  4. Step 4: Simplify right side
    84,324,604.46x = 3,392,558,430,222,592
  5. Step 5: Solve for x
    x = 3,392,558,430,222,592/84,324,604.46
  6. Step 6: Final answer
    x = 40,232,129.78

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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.