Home / 18,252,040.80-27,378,061.20-9,294,088.80

Finding the Fourth Proportional to 18,252,040.80, 27,378,061.20 and 9,294,088.80

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Solution

The fourth proportional to 18,252,040.80, 27,378,061.20 and 9,294,088.80 is: 13,941,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252,040.80 : 27,378,061.20 = 9,294,088.80 : x
  2. Step 2: Convert to fraction form
    18,252,040.80/27,378,061.20 = 9,294,088.80/x
  3. Step 3: Cross multiply
    18,252,040.80x = 27,378,061.20 × 9,294,088.80
  4. Step 4: Simplify right side
    18,252,040.80x = 254,454,131,964,634.56
  5. Step 5: Solve for x
    x = 254,454,131,964,634.56/18,252,040.80
  6. Step 6: Final answer
    x = 13,941,133.20

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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.