Home / 12,386,458.45-18,579,690.11-3,867,524.83

Finding the Fourth Proportional to 12,386,458.45, 18,579,690.11 and 3,867,524.83

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Solution

The fourth proportional to 12,386,458.45, 18,579,690.11 and 3,867,524.83 is: 5,801,288.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,386,458.45 : 18,579,690.11 = 3,867,524.83 : x
  2. Step 2: Convert to fraction form
    12,386,458.45/18,579,690.11 = 3,867,524.83/x
  3. Step 3: Cross multiply
    12,386,458.45x = 18,579,690.11 × 3,867,524.83
  4. Step 4: Simplify right side
    12,386,458.45x = 71,857,412,834,130.44
  5. Step 5: Solve for x
    x = 71,857,412,834,130.44/12,386,458.45
  6. Step 6: Final answer
    x = 5,801,288.01

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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.