Home / 54,757,572.75-82,217,102.10-30,543,808.59

Finding the Fourth Proportional to 54,757,572.75, 82,217,102.10 and 30,543,808.59

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Solution

The fourth proportional to 54,757,572.75, 82,217,102.10 and 30,543,808.59 is: 45,860,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757,572.75 : 82,217,102.10 = 30,543,808.59 : x
  2. Step 2: Convert to fraction form
    54,757,572.75/82,217,102.10 = 30,543,808.59/x
  3. Step 3: Cross multiply
    54,757,572.75x = 82,217,102.10 × 30,543,808.59
  4. Step 4: Simplify right side
    54,757,572.75x = 2,511,223,429,366,887
  5. Step 5: Solve for x
    x = 2,511,223,429,366,887/54,757,572.75
  6. Step 6: Final answer
    x = 45,860,751.37

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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.