Home / 84,254,443.20-126,381,664.80-26,751,214.80

Finding the Fourth Proportional to 84,254,443.20, 126,381,664.80 and 26,751,214.80

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Solution

The fourth proportional to 84,254,443.20, 126,381,664.80 and 26,751,214.80 is: 40,126,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,254,443.20 : 126,381,664.80 = 26,751,214.80 : x
  2. Step 2: Convert to fraction form
    84,254,443.20/126,381,664.80 = 26,751,214.80/x
  3. Step 3: Cross multiply
    84,254,443.20x = 126,381,664.80 × 26,751,214.80
  4. Step 4: Simplify right side
    84,254,443.20x = 3,380,863,061,846,399
  5. Step 5: Solve for x
    x = 3,380,863,061,846,399/84,254,443.20
  6. Step 6: Final answer
    x = 40,126,822.20

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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.