Home / 11,821,524.20-17,718,508.20-5,432,422.40

Finding the Fourth Proportional to 11,821,524.20, 17,718,508.20 and 5,432,422.40

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Solution

The fourth proportional to 11,821,524.20, 17,718,508.20 and 5,432,422.40 is: 8,142,302.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,524.20 : 17,718,508.20 = 5,432,422.40 : x
  2. Step 2: Convert to fraction form
    11,821,524.20/17,718,508.20 = 5,432,422.40/x
  3. Step 3: Cross multiply
    11,821,524.20x = 17,718,508.20 × 5,432,422.40
  4. Step 4: Simplify right side
    11,821,524.20x = 96,254,420,840,263.69
  5. Step 5: Solve for x
    x = 96,254,420,840,263.69/11,821,524.20
  6. Step 6: Final answer
    x = 8,142,302.06

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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.