Home / 18,496,655.20-27,744,982.80-8,399,276.20

Finding the Fourth Proportional to 18,496,655.20, 27,744,982.80 and 8,399,276.20

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Solution

The fourth proportional to 18,496,655.20, 27,744,982.80 and 8,399,276.20 is: 12,598,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496,655.20 : 27,744,982.80 = 8,399,276.20 : x
  2. Step 2: Convert to fraction form
    18,496,655.20/27,744,982.80 = 8,399,276.20/x
  3. Step 3: Cross multiply
    18,496,655.20x = 27,744,982.80 × 8,399,276.20
  4. Step 4: Simplify right side
    18,496,655.20x = 233,037,773,701,449.34
  5. Step 5: Solve for x
    x = 233,037,773,701,449.34/18,496,655.20
  6. Step 6: Final answer
    x = 12,598,914.30

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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.