Home / 56,448,002.20-84,672,003.30-20,541,544.60

Finding the Fourth Proportional to 56,448,002.20, 84,672,003.30 and 20,541,544.60

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Solution

The fourth proportional to 56,448,002.20, 84,672,003.30 and 20,541,544.60 is: 30,812,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,448,002.20 : 84,672,003.30 = 20,541,544.60 : x
  2. Step 2: Convert to fraction form
    56,448,002.20/84,672,003.30 = 20,541,544.60/x
  3. Step 3: Cross multiply
    56,448,002.20x = 84,672,003.30 × 20,541,544.60
  4. Step 4: Simplify right side
    56,448,002.20x = 1,739,293,732,158,297.25
  5. Step 5: Solve for x
    x = 1,739,293,732,158,297.25/56,448,002.20
  6. Step 6: Final answer
    x = 30,812,316.90

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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.