Home / 8,158,399.18-12,238,992.98-3,363,467.29

Finding the Fourth Proportional to 8,158,399.18, 12,238,992.98 and 3,363,467.29

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Solution

The fourth proportional to 8,158,399.18, 12,238,992.98 and 3,363,467.29 is: 5,045,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,399.18 : 12,238,992.98 = 3,363,467.29 : x
  2. Step 2: Convert to fraction form
    8,158,399.18/12,238,992.98 = 3,363,467.29/x
  3. Step 3: Cross multiply
    8,158,399.18x = 12,238,992.98 × 3,363,467.29
  4. Step 4: Simplify right side
    8,158,399.18x = 41,165,452,515,967.80
  5. Step 5: Solve for x
    x = 41,165,452,515,967.80/8,158,399.18
  6. Step 6: Final answer
    x = 5,045,775.72

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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.