Home / 8,281,057.20-12,421,974.60-2,601,466.80

Finding the Fourth Proportional to 8,281,057.20, 12,421,974.60 and 2,601,466.80

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Solution

The fourth proportional to 8,281,057.20, 12,421,974.60 and 2,601,466.80 is: 3,902,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,057.20 : 12,421,974.60 = 2,601,466.80 : x
  2. Step 2: Convert to fraction form
    8,281,057.20/12,421,974.60 = 2,601,466.80/x
  3. Step 3: Cross multiply
    8,281,057.20x = 12,421,974.60 × 2,601,466.80
  4. Step 4: Simplify right side
    8,281,057.20x = 32,315,354,512,343.28
  5. Step 5: Solve for x
    x = 32,315,354,512,343.28/8,281,057.20
  6. Step 6: Final answer
    x = 3,902,322.34

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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.