Home / 12,440,690.92-18,647,556.56-6,367,095.32

Finding the Fourth Proportional to 12,440,690.92, 18,647,556.56 and 6,367,095.32

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Solution

The fourth proportional to 12,440,690.92, 18,647,556.56 and 6,367,095.32 is: 9,543,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,690.92 : 18,647,556.56 = 6,367,095.32 : x
  2. Step 2: Convert to fraction form
    12,440,690.92/18,647,556.56 = 6,367,095.32/x
  3. Step 3: Cross multiply
    12,440,690.92x = 18,647,556.56 × 6,367,095.32
  4. Step 4: Simplify right side
    12,440,690.92x = 118,730,770,070,775.83
  5. Step 5: Solve for x
    x = 118,730,770,070,775.83/12,440,690.92
  6. Step 6: Final answer
    x = 9,543,744.06

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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.