Home / 7,517,275.65-10,368,480.39-6,899,072.71

Finding the Fourth Proportional to 7,517,275.65, 10,368,480.39 and 6,899,072.71

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Solution

The fourth proportional to 7,517,275.65, 10,368,480.39 and 6,899,072.71 is: 9,515,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,275.65 : 10,368,480.39 = 6,899,072.71 : x
  2. Step 2: Convert to fraction form
    7,517,275.65/10,368,480.39 = 6,899,072.71/x
  3. Step 3: Cross multiply
    7,517,275.65x = 10,368,480.39 × 6,899,072.71
  4. Step 4: Simplify right side
    7,517,275.65x = 71,532,900,102,819.16
  5. Step 5: Solve for x
    x = 71,532,900,102,819.16/7,517,275.65
  6. Step 6: Final answer
    x = 9,515,801.13

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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.