Home / 18,264,772.80-27,397,159.20-9,306,820.80

Finding the Fourth Proportional to 18,264,772.80, 27,397,159.20 and 9,306,820.80

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Solution

The fourth proportional to 18,264,772.80, 27,397,159.20 and 9,306,820.80 is: 13,960,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264,772.80 : 27,397,159.20 = 9,306,820.80 : x
  2. Step 2: Convert to fraction form
    18,264,772.80/27,397,159.20 = 9,306,820.80/x
  3. Step 3: Cross multiply
    18,264,772.80x = 27,397,159.20 × 9,306,820.80
  4. Step 4: Simplify right side
    18,264,772.80x = 254,980,451,103,471.38
  5. Step 5: Solve for x
    x = 254,980,451,103,471.38/18,264,772.80
  6. Step 6: Final answer
    x = 13,960,231.20

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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.