Home / 8,882,388.20-13,305,867.60-5,091,442.40

Finding the Fourth Proportional to 8,882,388.20, 13,305,867.60 and 5,091,442.40

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Solution

The fourth proportional to 8,882,388.20, 13,305,867.60 and 5,091,442.40 is: 7,627,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882,388.20 : 13,305,867.60 = 5,091,442.40 : x
  2. Step 2: Convert to fraction form
    8,882,388.20/13,305,867.60 = 5,091,442.40/x
  3. Step 3: Cross multiply
    8,882,388.20x = 13,305,867.60 × 5,091,442.40
  4. Step 4: Simplify right side
    8,882,388.20x = 67,746,058,467,426.24
  5. Step 5: Solve for x
    x = 67,746,058,467,426.24/8,882,388.20
  6. Step 6: Final answer
    x = 7,627,009.42

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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.