Home / 12,443,540.64-17,162,351.16-8,094,015.84

Finding the Fourth Proportional to 12,443,540.64, 17,162,351.16 and 8,094,015.84

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Solution

The fourth proportional to 12,443,540.64, 17,162,351.16 and 8,094,015.84 is: 11,163,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,443,540.64 : 17,162,351.16 = 8,094,015.84 : x
  2. Step 2: Convert to fraction form
    12,443,540.64/17,162,351.16 = 8,094,015.84/x
  3. Step 3: Cross multiply
    12,443,540.64x = 17,162,351.16 × 8,094,015.84
  4. Step 4: Simplify right side
    12,443,540.64x = 138,912,342,140,682.38
  5. Step 5: Solve for x
    x = 138,912,342,140,682.38/12,443,540.64
  6. Step 6: Final answer
    x = 11,163,409.69

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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.