Home / 9,522,155.75-13,144,596.17-6,428,869.43

Finding the Fourth Proportional to 9,522,155.75, 13,144,596.17 and 6,428,869.43

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Solution

The fourth proportional to 9,522,155.75, 13,144,596.17 and 6,428,869.43 is: 8,874,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,522,155.75 : 13,144,596.17 = 6,428,869.43 : x
  2. Step 2: Convert to fraction form
    9,522,155.75/13,144,596.17 = 6,428,869.43/x
  3. Step 3: Cross multiply
    9,522,155.75x = 13,144,596.17 × 6,428,869.43
  4. Step 4: Simplify right side
    9,522,155.75x = 84,504,892,389,140.75
  5. Step 5: Solve for x
    x = 84,504,892,389,140.75/9,522,155.75
  6. Step 6: Final answer
    x = 8,874,554.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.