Home / 10,349,712.68-15,451,797.88-7,908,087.56

Finding the Fourth Proportional to 10,349,712.68, 15,451,797.88 and 7,908,087.56

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Solution

The fourth proportional to 10,349,712.68, 15,451,797.88 and 7,908,087.56 is: 11,806,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349,712.68 : 15,451,797.88 = 7,908,087.56 : x
  2. Step 2: Convert to fraction form
    10,349,712.68/15,451,797.88 = 7,908,087.56/x
  3. Step 3: Cross multiply
    10,349,712.68x = 15,451,797.88 × 7,908,087.56
  4. Step 4: Simplify right side
    10,349,712.68x = 122,194,170,594,462.38
  5. Step 5: Solve for x
    x = 122,194,170,594,462.38/10,349,712.68
  6. Step 6: Final answer
    x = 11,806,527.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.