Home / 6,447,825.77-9,663,767.02-3,253,865.36

Finding the Fourth Proportional to 6,447,825.77, 9,663,767.02 and 3,253,865.36

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Solution

The fourth proportional to 6,447,825.77, 9,663,767.02 and 3,253,865.36 is: 4,876,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,825.77 : 9,663,767.02 = 3,253,865.36 : x
  2. Step 2: Convert to fraction form
    6,447,825.77/9,663,767.02 = 3,253,865.36/x
  3. Step 3: Cross multiply
    6,447,825.77x = 9,663,767.02 × 3,253,865.36
  4. Step 4: Simplify right side
    6,447,825.77x = 31,444,596,753,488.43
  5. Step 5: Solve for x
    x = 31,444,596,753,488.43/6,447,825.77
  6. Step 6: Final answer
    x = 4,876,775.19

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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.