Home / 7,126,991.28-10,685,409.84-3,338,407.44

Finding the Fourth Proportional to 7,126,991.28, 10,685,409.84 and 3,338,407.44

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Solution

The fourth proportional to 7,126,991.28, 10,685,409.84 and 3,338,407.44 is: 5,005,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,991.28 : 10,685,409.84 = 3,338,407.44 : x
  2. Step 2: Convert to fraction form
    7,126,991.28/10,685,409.84 = 3,338,407.44/x
  3. Step 3: Cross multiply
    7,126,991.28x = 10,685,409.84 × 3,338,407.44
  4. Step 4: Simplify right side
    7,126,991.28x = 35,672,251,709,305.21
  5. Step 5: Solve for x
    x = 35,672,251,709,305.21/7,126,991.28
  6. Step 6: Final answer
    x = 5,005,232.97

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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.