Home / 6,970,973.31-10,456,468.11-2,178,687.69

Finding the Fourth Proportional to 6,970,973.31, 10,456,468.11 and 2,178,687.69

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Solution

The fourth proportional to 6,970,973.31, 10,456,468.11 and 2,178,687.69 is: 3,268,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,973.31 : 10,456,468.11 = 2,178,687.69 : x
  2. Step 2: Convert to fraction form
    6,970,973.31/10,456,468.11 = 2,178,687.69/x
  3. Step 3: Cross multiply
    6,970,973.31x = 10,456,468.11 × 2,178,687.69
  4. Step 4: Simplify right side
    6,970,973.31x = 22,781,378,352,134.56
  5. Step 5: Solve for x
    x = 22,781,378,352,134.56/6,970,973.31
  6. Step 6: Final answer
    x = 3,268,034.08

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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.