Home / 18,178,384.20-27,267,576.30-6,663,829.20

Finding the Fourth Proportional to 18,178,384.20, 27,267,576.30 and 6,663,829.20

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Solution

The fourth proportional to 18,178,384.20, 27,267,576.30 and 6,663,829.20 is: 9,995,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,384.20 : 27,267,576.30 = 6,663,829.20 : x
  2. Step 2: Convert to fraction form
    18,178,384.20/27,267,576.30 = 6,663,829.20/x
  3. Step 3: Cross multiply
    18,178,384.20x = 27,267,576.30 × 6,663,829.20
  4. Step 4: Simplify right side
    18,178,384.20x = 181,706,471,161,167.97
  5. Step 5: Solve for x
    x = 181,706,471,161,167.97/18,178,384.20
  6. Step 6: Final answer
    x = 9,995,743.80

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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.