Home / 27,162,004.30-40,743,006.45-18,552,660.10

Finding the Fourth Proportional to 27,162,004.30, 40,743,006.45 and 18,552,660.10

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Solution

The fourth proportional to 27,162,004.30, 40,743,006.45 and 18,552,660.10 is: 27,828,990.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,162,004.30 : 40,743,006.45 = 18,552,660.10 : x
  2. Step 2: Convert to fraction form
    27,162,004.30/40,743,006.45 = 18,552,660.10/x
  3. Step 3: Cross multiply
    27,162,004.30x = 40,743,006.45 × 18,552,660.10
  4. Step 4: Simplify right side
    27,162,004.30x = 755,891,150,118,957.75
  5. Step 5: Solve for x
    x = 755,891,150,118,957.75/27,162,004.30
  6. Step 6: Final answer
    x = 27,828,990.15

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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.