Home / 10,649,449.70-15,957,919.71-6,322,980.22

Finding the Fourth Proportional to 10,649,449.70, 15,957,919.71 and 6,322,980.22

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Solution

The fourth proportional to 10,649,449.70, 15,957,919.71 and 6,322,980.22 is: 9,474,819.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649,449.70 : 15,957,919.71 = 6,322,980.22 : x
  2. Step 2: Convert to fraction form
    10,649,449.70/15,957,919.71 = 6,322,980.22/x
  3. Step 3: Cross multiply
    10,649,449.70x = 15,957,919.71 × 6,322,980.22
  4. Step 4: Simplify right side
    10,649,449.70x = 100,901,610,678,678.14
  5. Step 5: Solve for x
    x = 100,901,610,678,678.14/10,649,449.70
  6. Step 6: Final answer
    x = 9,474,819.22

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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.