Home / 7,555,121.89-10,427,751-4,801,272.35

Finding the Fourth Proportional to 7,555,121.89, 10,427,751 and 4,801,272.35

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Solution

The fourth proportional to 7,555,121.89, 10,427,751 and 4,801,272.35 is: 6,626,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555,121.89 : 10,427,751 = 4,801,272.35 : x
  2. Step 2: Convert to fraction form
    7,555,121.89/10,427,751 = 4,801,272.35/x
  3. Step 3: Cross multiply
    7,555,121.89x = 10,427,751 × 4,801,272.35
  4. Step 4: Simplify right side
    7,555,121.89x = 50,066,472,496,846.09
  5. Step 5: Solve for x
    x = 50,066,472,496,846.09/7,555,121.89
  6. Step 6: Final answer
    x = 6,626,825.25

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Double scale
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Similar ratio
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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.