Home / 11,518,756.92-17,279,168.40-2,999,167.20

Finding the Fourth Proportional to 11,518,756.92, 17,279,168.40 and 2,999,167.20

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Solution

The fourth proportional to 11,518,756.92, 17,279,168.40 and 2,999,167.20 is: 4,499,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518,756.92 : 17,279,168.40 = 2,999,167.20 : x
  2. Step 2: Convert to fraction form
    11,518,756.92/17,279,168.40 = 2,999,167.20/x
  3. Step 3: Cross multiply
    11,518,756.92x = 17,279,168.40 × 2,999,167.20
  4. Step 4: Simplify right side
    11,518,756.92x = 51,823,115,108,556.48
  5. Step 5: Solve for x
    x = 51,823,115,108,556.48/11,518,756.92
  6. Step 6: Final answer
    x = 4,499,019.77

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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.