Home / 73,397,565.12-110,093,854.20-18,810,686.64

Finding the Fourth Proportional to 73,397,565.12, 110,093,854.20 and 18,810,686.64

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Solution

The fourth proportional to 73,397,565.12, 110,093,854.20 and 18,810,686.64 is: 28,215,390.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,397,565.12 : 110,093,854.20 = 18,810,686.64 : x
  2. Step 2: Convert to fraction form
    73,397,565.12/110,093,854.20 = 18,810,686.64/x
  3. Step 3: Cross multiply
    73,397,565.12x = 110,093,854.20 × 18,810,686.64
  4. Step 4: Simplify right side
    73,397,565.12x = 2,070,940,992,346,048
  5. Step 5: Solve for x
    x = 2,070,940,992,346,048/73,397,565.12
  6. Step 6: Final answer
    x = 28,215,390.92

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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.