Home / 54,810,459.24-75,635,542.13-31,288,061.36

Finding the Fourth Proportional to 54,810,459.24, 75,635,542.13 and 31,288,061.36

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Solution

The fourth proportional to 54,810,459.24, 75,635,542.13 and 31,288,061.36 is: 43,175,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,810,459.24 : 75,635,542.13 = 31,288,061.36 : x
  2. Step 2: Convert to fraction form
    54,810,459.24/75,635,542.13 = 31,288,061.36/x
  3. Step 3: Cross multiply
    54,810,459.24x = 75,635,542.13 × 31,288,061.36
  4. Step 4: Simplify right side
    54,810,459.24x = 2,366,489,483,192,953.50
  5. Step 5: Solve for x
    x = 2,366,489,483,192,953.50/54,810,459.24
  6. Step 6: Final answer
    x = 43,175,874.02

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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.