Home / 20,029,225.78-30,042,935.85-8,352,789.04

Finding the Fourth Proportional to 20,029,225.78, 30,042,935.85 and 8,352,789.04

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Solution

The fourth proportional to 20,029,225.78, 30,042,935.85 and 8,352,789.04 is: 12,528,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029,225.78 : 30,042,935.85 = 8,352,789.04 : x
  2. Step 2: Convert to fraction form
    20,029,225.78/30,042,935.85 = 8,352,789.04/x
  3. Step 3: Cross multiply
    20,029,225.78x = 30,042,935.85 × 8,352,789.04
  4. Step 4: Simplify right side
    20,029,225.78x = 250,942,305,393,292.41
  5. Step 5: Solve for x
    x = 250,942,305,393,292.41/20,029,225.78
  6. Step 6: Final answer
    x = 12,528,807.06

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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.