Home / 5,327,980.60-7,986,722.10-2,632,721.80

Finding the Fourth Proportional to 5,327,980.60, 7,986,722.10 and 2,632,721.80

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Solution

The fourth proportional to 5,327,980.60, 7,986,722.10 and 2,632,721.80 is: 3,946,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,980.60 : 7,986,722.10 = 2,632,721.80 : x
  2. Step 2: Convert to fraction form
    5,327,980.60/7,986,722.10 = 2,632,721.80/x
  3. Step 3: Cross multiply
    5,327,980.60x = 7,986,722.10 × 2,632,721.80
  4. Step 4: Simplify right side
    5,327,980.60x = 21,026,817,383,211.78
  5. Step 5: Solve for x
    x = 21,026,817,383,211.78/5,327,980.60
  6. Step 6: Final answer
    x = 3,946,489.10

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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.