Home / 8,081,319.76-12,121,684.32-2,401,396.48

Finding the Fourth Proportional to 8,081,319.76, 12,121,684.32 and 2,401,396.48

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Solution

The fourth proportional to 8,081,319.76, 12,121,684.32 and 2,401,396.48 is: 3,602,006.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,319.76 : 12,121,684.32 = 2,401,396.48 : x
  2. Step 2: Convert to fraction form
    8,081,319.76/12,121,684.32 = 2,401,396.48/x
  3. Step 3: Cross multiply
    8,081,319.76x = 12,121,684.32 × 2,401,396.48
  4. Step 4: Simplify right side
    8,081,319.76x = 29,108,970,057,719.20
  5. Step 5: Solve for x
    x = 29,108,970,057,719.20/8,081,319.76
  6. Step 6: Final answer
    x = 3,602,006.96

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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.