Home / 67,445,145.92-101,167,791.84-31,568,548.16

Finding the Fourth Proportional to 67,445,145.92, 101,167,791.84 and 31,568,548.16

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Solution

The fourth proportional to 67,445,145.92, 101,167,791.84 and 31,568,548.16 is: 47,352,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,445,145.92 : 101,167,791.84 = 31,568,548.16 : x
  2. Step 2: Convert to fraction form
    67,445,145.92/101,167,791.84 = 31,568,548.16/x
  3. Step 3: Cross multiply
    67,445,145.92x = 101,167,791.84 × 31,568,548.16
  4. Step 4: Simplify right side
    67,445,145.92x = 3,193,720,308,941,895
  5. Step 5: Solve for x
    x = 3,193,720,308,941,895/67,445,145.92
  6. Step 6: Final answer
    x = 47,352,856.39

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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.