Home / 7,151,766.20-9,869,165.26-3,888,583.59

Finding the Fourth Proportional to 7,151,766.20, 9,869,165.26 and 3,888,583.59

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Solution

The fourth proportional to 7,151,766.20, 9,869,165.26 and 3,888,583.59 is: 5,366,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,766.20 : 9,869,165.26 = 3,888,583.59 : x
  2. Step 2: Convert to fraction form
    7,151,766.20/9,869,165.26 = 3,888,583.59/x
  3. Step 3: Cross multiply
    7,151,766.20x = 9,869,165.26 × 3,888,583.59
  4. Step 4: Simplify right side
    7,151,766.20x = 38,377,074,077,034.08
  5. Step 5: Solve for x
    x = 38,377,074,077,034.08/7,151,766.20
  6. Step 6: Final answer
    x = 5,366,097.41

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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.