Home / 48,775,948.50-73,163,954.32-12,387,067.86

Finding the Fourth Proportional to 48,775,948.50, 73,163,954.32 and 12,387,067.86

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Solution

The fourth proportional to 48,775,948.50, 73,163,954.32 and 12,387,067.86 is: 18,580,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775,948.50 : 73,163,954.32 = 12,387,067.86 : x
  2. Step 2: Convert to fraction form
    48,775,948.50/73,163,954.32 = 12,387,067.86/x
  3. Step 3: Cross multiply
    48,775,948.50x = 73,163,954.32 × 12,387,067.86
  4. Step 4: Simplify right side
    48,775,948.50x = 906,286,867,067,780
  5. Step 5: Solve for x
    x = 906,286,867,067,780/48,775,948.50
  6. Step 6: Final answer
    x = 18,580,609.81

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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.