Home / 5,190,765.72-7,111,230.06-4,996,696.56

Finding the Fourth Proportional to 5,190,765.72, 7,111,230.06 and 4,996,696.56

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Solution

The fourth proportional to 5,190,765.72, 7,111,230.06 and 4,996,696.56 is: 6,845,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,765.72 : 7,111,230.06 = 4,996,696.56 : x
  2. Step 2: Convert to fraction form
    5,190,765.72/7,111,230.06 = 4,996,696.56/x
  3. Step 3: Cross multiply
    5,190,765.72x = 7,111,230.06 × 4,996,696.56
  4. Step 4: Simplify right side
    5,190,765.72x = 35,532,658,778,170.59
  5. Step 5: Solve for x
    x = 35,532,658,778,170.59/5,190,765.72
  6. Step 6: Final answer
    x = 6,845,359.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.