Home / 8,196,695.72-12,295,634.07-3,148,006.22

Finding the Fourth Proportional to 8,196,695.72, 12,295,634.07 and 3,148,006.22

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Solution

The fourth proportional to 8,196,695.72, 12,295,634.07 and 3,148,006.22 is: 4,722,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,695.72 : 12,295,634.07 = 3,148,006.22 : x
  2. Step 2: Convert to fraction form
    8,196,695.72/12,295,634.07 = 3,148,006.22/x
  3. Step 3: Cross multiply
    8,196,695.72x = 12,295,634.07 × 3,148,006.22
  4. Step 4: Simplify right side
    8,196,695.72x = 38,706,732,515,834.38
  5. Step 5: Solve for x
    x = 38,706,732,515,834.38/8,196,695.72
  6. Step 6: Final answer
    x = 4,722,236.11

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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.