Home / 7,444,912.40-11,176,932.16-5,740,138.61

Finding the Fourth Proportional to 7,444,912.40, 11,176,932.16 and 5,740,138.61

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Solution

The fourth proportional to 7,444,912.40, 11,176,932.16 and 5,740,138.61 is: 8,617,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444,912.40 : 11,176,932.16 = 5,740,138.61 : x
  2. Step 2: Convert to fraction form
    7,444,912.40/11,176,932.16 = 5,740,138.61/x
  3. Step 3: Cross multiply
    7,444,912.40x = 11,176,932.16 × 5,740,138.61
  4. Step 4: Simplify right side
    7,444,912.40x = 64,157,139,777,082.04
  5. Step 5: Solve for x
    x = 64,157,139,777,082.04/7,444,912.40
  6. Step 6: Final answer
    x = 8,617,581.56

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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.