Home / 54,976,031.80-82,464,047.70-50,189,126.20

Finding the Fourth Proportional to 54,976,031.80, 82,464,047.70 and 50,189,126.20

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Solution

The fourth proportional to 54,976,031.80, 82,464,047.70 and 50,189,126.20 is: 75,283,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,976,031.80 : 82,464,047.70 = 50,189,126.20 : x
  2. Step 2: Convert to fraction form
    54,976,031.80/82,464,047.70 = 50,189,126.20/x
  3. Step 3: Cross multiply
    54,976,031.80x = 82,464,047.70 × 50,189,126.20
  4. Step 4: Simplify right side
    54,976,031.80x = 4,138,798,496,978,120
  5. Step 5: Solve for x
    x = 4,138,798,496,978,120/54,976,031.80
  6. Step 6: Final answer
    x = 75,283,689.30

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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.