Home / 8,325,286.65-12,486,213.79-3,205,959.48

Finding the Fourth Proportional to 8,325,286.65, 12,486,213.79 and 3,205,959.48

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Solution

The fourth proportional to 8,325,286.65, 12,486,213.79 and 3,205,959.48 is: 4,808,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325,286.65 : 12,486,213.79 = 3,205,959.48 : x
  2. Step 2: Convert to fraction form
    8,325,286.65/12,486,213.79 = 3,205,959.48/x
  3. Step 3: Cross multiply
    8,325,286.65x = 12,486,213.79 × 3,205,959.48
  4. Step 4: Simplify right side
    8,325,286.65x = 40,030,295,461,342.33
  5. Step 5: Solve for x
    x = 40,030,295,461,342.33/8,325,286.65
  6. Step 6: Final answer
    x = 4,808,278.34

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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.