Home / 21,952,172.29-32,915,494.71-8,306,372.81

Finding the Fourth Proportional to 21,952,172.29, 32,915,494.71 and 8,306,372.81

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Solution

The fourth proportional to 21,952,172.29, 32,915,494.71 and 8,306,372.81 is: 12,454,729.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,952,172.29 : 32,915,494.71 = 8,306,372.81 : x
  2. Step 2: Convert to fraction form
    21,952,172.29/32,915,494.71 = 8,306,372.81/x
  3. Step 3: Cross multiply
    21,952,172.29x = 32,915,494.71 × 8,306,372.81
  4. Step 4: Simplify right side
    21,952,172.29x = 273,408,370,286,842.84
  5. Step 5: Solve for x
    x = 273,408,370,286,842.84/21,952,172.29
  6. Step 6: Final answer
    x = 12,454,729.61

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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.