Home / 11,479,593.60-17,178,946.84-7,163,674.55

Finding the Fourth Proportional to 11,479,593.60, 17,178,946.84 and 7,163,674.55

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Solution

The fourth proportional to 11,479,593.60, 17,178,946.84 and 7,163,674.55 is: 10,720,273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479,593.60 : 17,178,946.84 = 7,163,674.55 : x
  2. Step 2: Convert to fraction form
    11,479,593.60/17,178,946.84 = 7,163,674.55/x
  3. Step 3: Cross multiply
    11,479,593.60x = 17,178,946.84 × 7,163,674.55
  4. Step 4: Simplify right side
    11,479,593.60x = 123,064,384,273,510.92
  5. Step 5: Solve for x
    x = 123,064,384,273,510.92/11,479,593.60
  6. Step 6: Final answer
    x = 10,720,273.61

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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.