Home / 21,462,585.48-32,193,896.22-5,288,538.78

Finding the Fourth Proportional to 21,462,585.48, 32,193,896.22 and 5,288,538.78

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Solution

The fourth proportional to 21,462,585.48, 32,193,896.22 and 5,288,538.78 is: 7,932,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,585.48 : 32,193,896.22 = 5,288,538.78 : x
  2. Step 2: Convert to fraction form
    21,462,585.48/32,193,896.22 = 5,288,538.78/x
  3. Step 3: Cross multiply
    21,462,585.48x = 32,193,896.22 × 5,288,538.78
  4. Step 4: Simplify right side
    21,462,585.48x = 170,258,668,638,765.41
  5. Step 5: Solve for x
    x = 170,258,668,638,765.41/21,462,585.48
  6. Step 6: Final answer
    x = 7,932,812.61

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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.