Home / 7,340,479.40-11,010,719.10-5,072,997.80

Finding the Fourth Proportional to 7,340,479.40, 11,010,719.10 and 5,072,997.80

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Solution

The fourth proportional to 7,340,479.40, 11,010,719.10 and 5,072,997.80 is: 7,609,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,479.40 : 11,010,719.10 = 5,072,997.80 : x
  2. Step 2: Convert to fraction form
    7,340,479.40/11,010,719.10 = 5,072,997.80/x
  3. Step 3: Cross multiply
    7,340,479.40x = 11,010,719.10 × 5,072,997.80
  4. Step 4: Simplify right side
    7,340,479.40x = 55,857,353,770,717.98
  5. Step 5: Solve for x
    x = 55,857,353,770,717.98/7,340,479.40
  6. Step 6: Final answer
    x = 7,609,496.70

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Similar ratio
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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.