Home / 11,824,279.20-17,739,043.20-5,432,990.40

Finding the Fourth Proportional to 11,824,279.20, 17,739,043.20 and 5,432,990.40

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Solution

The fourth proportional to 11,824,279.20, 17,739,043.20 and 5,432,990.40 is: 8,150,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824,279.20 : 17,739,043.20 = 5,432,990.40 : x
  2. Step 2: Convert to fraction form
    11,824,279.20/17,739,043.20 = 5,432,990.40/x
  3. Step 3: Cross multiply
    11,824,279.20x = 17,739,043.20 × 5,432,990.40
  4. Step 4: Simplify right side
    11,824,279.20x = 96,376,051,410,785.28
  5. Step 5: Solve for x
    x = 96,376,051,410,785.28/11,824,279.20
  6. Step 6: Final answer
    x = 8,150,691.45

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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.