Home / 8,666,651.60-12,992,016.36-2,985,525.44

Finding the Fourth Proportional to 8,666,651.60, 12,992,016.36 and 2,985,525.44

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Solution

The fourth proportional to 8,666,651.60, 12,992,016.36 and 2,985,525.44 is: 4,475,545.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,651.60 : 12,992,016.36 = 2,985,525.44 : x
  2. Step 2: Convert to fraction form
    8,666,651.60/12,992,016.36 = 2,985,525.44/x
  3. Step 3: Cross multiply
    8,666,651.60x = 12,992,016.36 × 2,985,525.44
  4. Step 4: Simplify right side
    8,666,651.60x = 38,787,995,359,676.20
  5. Step 5: Solve for x
    x = 38,787,995,359,676.20/8,666,651.60
  6. Step 6: Final answer
    x = 4,475,545.71

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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.