Home / 10,363,871.18-15,545,806.77-5,325,023.18

Finding the Fourth Proportional to 10,363,871.18, 15,545,806.77 and 5,325,023.18

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Solution

The fourth proportional to 10,363,871.18, 15,545,806.77 and 5,325,023.18 is: 7,987,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,871.18 : 15,545,806.77 = 5,325,023.18 : x
  2. Step 2: Convert to fraction form
    10,363,871.18/15,545,806.77 = 5,325,023.18/x
  3. Step 3: Cross multiply
    10,363,871.18x = 15,545,806.77 × 5,325,023.18
  4. Step 4: Simplify right side
    10,363,871.18x = 82,781,781,324,321.89
  5. Step 5: Solve for x
    x = 82,781,781,324,321.89/10,363,871.18
  6. Step 6: Final answer
    x = 7,987,534.77

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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.