Home / 7,152,033.10-10,728,049.65-1,760,640.70

Finding the Fourth Proportional to 7,152,033.10, 10,728,049.65 and 1,760,640.70

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Solution

The fourth proportional to 7,152,033.10, 10,728,049.65 and 1,760,640.70 is: 2,640,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,033.10 : 10,728,049.65 = 1,760,640.70 : x
  2. Step 2: Convert to fraction form
    7,152,033.10/10,728,049.65 = 1,760,640.70/x
  3. Step 3: Cross multiply
    7,152,033.10x = 10,728,049.65 × 1,760,640.70
  4. Step 4: Simplify right side
    7,152,033.10x = 18,888,240,845,410.75
  5. Step 5: Solve for x
    x = 18,888,240,845,410.75/7,152,033.10
  6. Step 6: Final answer
    x = 2,640,961.05

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Similar ratio
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1.5x scale

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.