Home / 16,138,993.20-22,273,145.04-9,264,804

Finding the Fourth Proportional to 16,138,993.20, 22,273,145.04 and 9,264,804

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Solution

The fourth proportional to 16,138,993.20, 22,273,145.04 and 9,264,804 is: 12,786,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138,993.20 : 22,273,145.04 = 9,264,804 : x
  2. Step 2: Convert to fraction form
    16,138,993.20/22,273,145.04 = 9,264,804/x
  3. Step 3: Cross multiply
    16,138,993.20x = 22,273,145.04 × 9,264,804
  4. Step 4: Simplify right side
    16,138,993.20x = 206,356,323,259,172.16
  5. Step 5: Solve for x
    x = 206,356,323,259,172.16/16,138,993.20
  6. Step 6: Final answer
    x = 12,786,195.56

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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.