Home / 67,382,595.72-92,987,982.18-36,442,765.08

Finding the Fourth Proportional to 67,382,595.72, 92,987,982.18 and 36,442,765.08

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Solution

The fourth proportional to 67,382,595.72, 92,987,982.18 and 36,442,765.08 is: 50,291,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,382,595.72 : 92,987,982.18 = 36,442,765.08 : x
  2. Step 2: Convert to fraction form
    67,382,595.72/92,987,982.18 = 36,442,765.08/x
  3. Step 3: Cross multiply
    67,382,595.72x = 92,987,982.18 × 36,442,765.08
  4. Step 4: Simplify right side
    67,382,595.72x = 3,388,739,189,848,966.50
  5. Step 5: Solve for x
    x = 3,388,739,189,848,966.50/67,382,595.72
  6. Step 6: Final answer
    x = 50,291,015.86

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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.