Home / 18,252,412.40-27,376,839.30-4,789,240.40

Finding the Fourth Proportional to 18,252,412.40, 27,376,839.30 and 4,789,240.40

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Solution

The fourth proportional to 18,252,412.40, 27,376,839.30 and 4,789,240.40 is: 7,183,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252,412.40 : 27,376,839.30 = 4,789,240.40 : x
  2. Step 2: Convert to fraction form
    18,252,412.40/27,376,839.30 = 4,789,240.40/x
  3. Step 3: Cross multiply
    18,252,412.40x = 27,376,839.30 × 4,789,240.40
  4. Step 4: Simplify right side
    18,252,412.40x = 131,114,264,799,867.73
  5. Step 5: Solve for x
    x = 131,114,264,799,867.73/18,252,412.40
  6. Step 6: Final answer
    x = 7,183,393.73

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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.