Home / 12,746,277.20-17,589,640.20-6,945,107.60

Finding the Fourth Proportional to 12,746,277.20, 17,589,640.20 and 6,945,107.60

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Solution

The fourth proportional to 12,746,277.20, 17,589,640.20 and 6,945,107.60 is: 9,584,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,277.20 : 17,589,640.20 = 6,945,107.60 : x
  2. Step 2: Convert to fraction form
    12,746,277.20/17,589,640.20 = 6,945,107.60/x
  3. Step 3: Cross multiply
    12,746,277.20x = 17,589,640.20 × 6,945,107.60
  4. Step 4: Simplify right side
    12,746,277.20x = 122,161,943,834,285.52
  5. Step 5: Solve for x
    x = 122,161,943,834,285.52/12,746,277.20
  6. Step 6: Final answer
    x = 9,584,127.34

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1.5x scale

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.