Home / 12,013,944.30-18,012,956.85-6,625,176.30

Finding the Fourth Proportional to 12,013,944.30, 18,012,956.85 and 6,625,176.30

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Solution

The fourth proportional to 12,013,944.30, 18,012,956.85 and 6,625,176.30 is: 9,933,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013,944.30 : 18,012,956.85 = 6,625,176.30 : x
  2. Step 2: Convert to fraction form
    12,013,944.30/18,012,956.85 = 6,625,176.30/x
  3. Step 3: Cross multiply
    12,013,944.30x = 18,012,956.85 × 6,625,176.30
  4. Step 4: Simplify right side
    12,013,944.30x = 119,339,014,815,542.66
  5. Step 5: Solve for x
    x = 119,339,014,815,542.66/12,013,944.30
  6. Step 6: Final answer
    x = 9,933,375.07

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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.