Home / 54,375,965.12-75,045,221.50-30,537,510

Finding the Fourth Proportional to 54,375,965.12, 75,045,221.50 and 30,537,510

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Solution

The fourth proportional to 54,375,965.12, 75,045,221.50 and 30,537,510 is: 42,145,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375,965.12 : 75,045,221.50 = 30,537,510 : x
  2. Step 2: Convert to fraction form
    54,375,965.12/75,045,221.50 = 30,537,510/x
  3. Step 3: Cross multiply
    54,375,965.12x = 75,045,221.50 × 30,537,510
  4. Step 4: Simplify right side
    54,375,965.12x = 2,291,694,202,008,465
  5. Step 5: Solve for x
    x = 2,291,694,202,008,465/54,375,965.12
  6. Step 6: Final answer
    x = 42,145,352.21

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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.