Home / 8,196,121.20-12,283,684.20-6,293,431.20

Finding the Fourth Proportional to 8,196,121.20, 12,283,684.20 and 6,293,431.20

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Solution

The fourth proportional to 8,196,121.20, 12,283,684.20 and 6,293,431.20 is: 9,432,086.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,121.20 : 12,283,684.20 = 6,293,431.20 : x
  2. Step 2: Convert to fraction form
    8,196,121.20/12,283,684.20 = 6,293,431.20/x
  3. Step 3: Cross multiply
    8,196,121.20x = 12,283,684.20 × 6,293,431.20
  4. Step 4: Simplify right side
    8,196,121.20x = 77,306,521,395,227.03
  5. Step 5: Solve for x
    x = 77,306,521,395,227.03/8,196,121.20
  6. Step 6: Final answer
    x = 9,432,086.17

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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.