Home / 54,272,502.80-81,408,754.20-38,347,254.80

Finding the Fourth Proportional to 54,272,502.80, 81,408,754.20 and 38,347,254.80

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Solution

The fourth proportional to 54,272,502.80, 81,408,754.20 and 38,347,254.80 is: 57,520,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,272,502.80 : 81,408,754.20 = 38,347,254.80 : x
  2. Step 2: Convert to fraction form
    54,272,502.80/81,408,754.20 = 38,347,254.80/x
  3. Step 3: Cross multiply
    54,272,502.80x = 81,408,754.20 × 38,347,254.80
  4. Step 4: Simplify right side
    54,272,502.80x = 3,121,802,240,257,970
  5. Step 5: Solve for x
    x = 3,121,802,240,257,970/54,272,502.80
  6. Step 6: Final answer
    x = 57,520,882.20

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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.