Home / 5,182,266.48-7,151,493.24-2,859,278.64

Finding the Fourth Proportional to 5,182,266.48, 7,151,493.24 and 2,859,278.64

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Solution

The fourth proportional to 5,182,266.48, 7,151,493.24 and 2,859,278.64 is: 3,945,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,266.48 : 7,151,493.24 = 2,859,278.64 : x
  2. Step 2: Convert to fraction form
    5,182,266.48/7,151,493.24 = 2,859,278.64/x
  3. Step 3: Cross multiply
    5,182,266.48x = 7,151,493.24 × 2,859,278.64
  4. Step 4: Simplify right side
    5,182,266.48x = 20,448,111,865,236.39
  5. Step 5: Solve for x
    x = 20,448,111,865,236.39/5,182,266.48
  6. Step 6: Final answer
    x = 3,945,785.49

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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.