Home / 12,207,609.66-16,846,525.25-7,247,045.84

Finding the Fourth Proportional to 12,207,609.66, 16,846,525.25 and 7,247,045.84

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Solution

The fourth proportional to 12,207,609.66, 16,846,525.25 and 7,247,045.84 is: 10,000,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207,609.66 : 16,846,525.25 = 7,247,045.84 : x
  2. Step 2: Convert to fraction form
    12,207,609.66/16,846,525.25 = 7,247,045.84/x
  3. Step 3: Cross multiply
    12,207,609.66x = 16,846,525.25 × 7,247,045.84
  4. Step 4: Simplify right side
    12,207,609.66x = 122,087,540,842,229.08
  5. Step 5: Solve for x
    x = 122,087,540,842,229.08/12,207,609.66
  6. Step 6: Final answer
    x = 10,000,937.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.