Home / 20,393,934.60-30,626,331.30-10,827,996.60

Finding the Fourth Proportional to 20,393,934.60, 30,626,331.30 and 10,827,996.60

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Solution

The fourth proportional to 20,393,934.60, 30,626,331.30 and 10,827,996.60 is: 16,260,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,393,934.60 : 30,626,331.30 = 10,827,996.60 : x
  2. Step 2: Convert to fraction form
    20,393,934.60/30,626,331.30 = 10,827,996.60/x
  3. Step 3: Cross multiply
    20,393,934.60x = 30,626,331.30 × 10,827,996.60
  4. Step 4: Simplify right side
    20,393,934.60x = 331,621,811,186,873.56
  5. Step 5: Solve for x
    x = 331,621,811,186,873.56/20,393,934.60
  6. Step 6: Final answer
    x = 16,260,805.86

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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.