Home / 21,827,230.80-32,740,846.20-20,764,348.80

Finding the Fourth Proportional to 21,827,230.80, 32,740,846.20 and 20,764,348.80

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Solution

The fourth proportional to 21,827,230.80, 32,740,846.20 and 20,764,348.80 is: 31,146,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827,230.80 : 32,740,846.20 = 20,764,348.80 : x
  2. Step 2: Convert to fraction form
    21,827,230.80/32,740,846.20 = 20,764,348.80/x
  3. Step 3: Cross multiply
    21,827,230.80x = 32,740,846.20 × 20,764,348.80
  4. Step 4: Simplify right side
    21,827,230.80x = 679,842,350,503,954.62
  5. Step 5: Solve for x
    x = 679,842,350,503,954.62/21,827,230.80
  6. Step 6: Final answer
    x = 31,146,523.20

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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.