Home / 6,970,769.71-9,619,240.50-3,873,187.15

Finding the Fourth Proportional to 6,970,769.71, 9,619,240.50 and 3,873,187.15

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Solution

The fourth proportional to 6,970,769.71, 9,619,240.50 and 3,873,187.15 is: 5,344,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,769.71 : 9,619,240.50 = 3,873,187.15 : x
  2. Step 2: Convert to fraction form
    6,970,769.71/9,619,240.50 = 3,873,187.15/x
  3. Step 3: Cross multiply
    6,970,769.71x = 9,619,240.50 × 3,873,187.15
  4. Step 4: Simplify right side
    6,970,769.71x = 37,257,118,675,652.56
  5. Step 5: Solve for x
    x = 37,257,118,675,652.56/6,970,769.71
  6. Step 6: Final answer
    x = 5,344,763.95

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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.