Home / 6,752,060.52-10,128,075.74-5,217,287.60

Finding the Fourth Proportional to 6,752,060.52, 10,128,075.74 and 5,217,287.60

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Solution

The fourth proportional to 6,752,060.52, 10,128,075.74 and 5,217,287.60 is: 7,825,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752,060.52 : 10,128,075.74 = 5,217,287.60 : x
  2. Step 2: Convert to fraction form
    6,752,060.52/10,128,075.74 = 5,217,287.60/x
  3. Step 3: Cross multiply
    6,752,060.52x = 10,128,075.74 × 5,217,287.60
  4. Step 4: Simplify right side
    6,752,060.52x = 52,841,083,970,162.82
  5. Step 5: Solve for x
    x = 52,841,083,970,162.82/6,752,060.52
  6. Step 6: Final answer
    x = 7,825,919.78

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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.