Home / 6,614,128.71-9,921,104.78-3,202,720.56

Finding the Fourth Proportional to 6,614,128.71, 9,921,104.78 and 3,202,720.56

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Solution

The fourth proportional to 6,614,128.71, 9,921,104.78 and 3,202,720.56 is: 4,804,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614,128.71 : 9,921,104.78 = 3,202,720.56 : x
  2. Step 2: Convert to fraction form
    6,614,128.71/9,921,104.78 = 3,202,720.56/x
  3. Step 3: Cross multiply
    6,614,128.71x = 9,921,104.78 × 3,202,720.56
  4. Step 4: Simplify right side
    6,614,128.71x = 31,774,526,240,806.68
  5. Step 5: Solve for x
    x = 31,774,526,240,806.68/6,614,128.71
  6. Step 6: Final answer
    x = 4,804,038.09

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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.