Home / 5,190,079.00-7,162,170.25-2,866,921.51

Finding the Fourth Proportional to 5,190,079.00, 7,162,170.25 and 2,866,921.51

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Solution

The fourth proportional to 5,190,079.00, 7,162,170.25 and 2,866,921.51 is: 3,956,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,079.00 : 7,162,170.25 = 2,866,921.51 : x
  2. Step 2: Convert to fraction form
    5,190,079.00/7,162,170.25 = 2,866,921.51/x
  3. Step 3: Cross multiply
    5,190,079.00x = 7,162,170.25 × 2,866,921.51
  4. Step 4: Simplify right side
    5,190,079.00x = 20,533,379,972,180.69
  5. Step 5: Solve for x
    x = 20,533,379,972,180.69/5,190,079.00
  6. Step 6: Final answer
    x = 3,956,275.04

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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.