Home / 10,043,863.43-13,859,942.95-5,460,144.71

Finding the Fourth Proportional to 10,043,863.43, 13,859,942.95 and 5,460,144.71

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Solution

The fourth proportional to 10,043,863.43, 13,859,942.95 and 5,460,144.71 is: 7,534,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043,863.43 : 13,859,942.95 = 5,460,144.71 : x
  2. Step 2: Convert to fraction form
    10,043,863.43/13,859,942.95 = 5,460,144.71/x
  3. Step 3: Cross multiply
    10,043,863.43x = 13,859,942.95 × 5,460,144.71
  4. Step 4: Simplify right side
    10,043,863.43x = 75,677,294,179,344.30
  5. Step 5: Solve for x
    x = 75,677,294,179,344.30/10,043,863.43
  6. Step 6: Final answer
    x = 7,534,679.73

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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.