Home / 12,066,236.92-16,651,337.22-6,840,231.16

Finding the Fourth Proportional to 12,066,236.92, 16,651,337.22 and 6,840,231.16

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Solution

The fourth proportional to 12,066,236.92, 16,651,337.22 and 6,840,231.16 is: 9,439,479.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,236.92 : 16,651,337.22 = 6,840,231.16 : x
  2. Step 2: Convert to fraction form
    12,066,236.92/16,651,337.22 = 6,840,231.16/x
  3. Step 3: Cross multiply
    12,066,236.92x = 16,651,337.22 × 6,840,231.16
  4. Step 4: Simplify right side
    12,066,236.92x = 113,898,995,707,911.78
  5. Step 5: Solve for x
    x = 113,898,995,707,911.78/12,066,236.92
  6. Step 6: Final answer
    x = 9,439,479.47

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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.