Home / 8,521,546.60-12,782,319.90-2,456,266.60

Finding the Fourth Proportional to 8,521,546.60, 12,782,319.90 and 2,456,266.60

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Solution

The fourth proportional to 8,521,546.60, 12,782,319.90 and 2,456,266.60 is: 3,684,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,546.60 : 12,782,319.90 = 2,456,266.60 : x
  2. Step 2: Convert to fraction form
    8,521,546.60/12,782,319.90 = 2,456,266.60/x
  3. Step 3: Cross multiply
    8,521,546.60x = 12,782,319.90 × 2,456,266.60
  4. Step 4: Simplify right side
    8,521,546.60x = 31,396,785,440,885.34
  5. Step 5: Solve for x
    x = 31,396,785,440,885.34/8,521,546.60
  6. Step 6: Final answer
    x = 3,684,399.90

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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.