Home / 7,876,689.87-10,869,791.31-4,569,652.92

Finding the Fourth Proportional to 7,876,689.87, 10,869,791.31 and 4,569,652.92

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Solution

The fourth proportional to 7,876,689.87, 10,869,791.31 and 4,569,652.92 is: 6,306,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,689.87 : 10,869,791.31 = 4,569,652.92 : x
  2. Step 2: Convert to fraction form
    7,876,689.87/10,869,791.31 = 4,569,652.92/x
  3. Step 3: Cross multiply
    7,876,689.87x = 10,869,791.31 × 4,569,652.92
  4. Step 4: Simplify right side
    7,876,689.87x = 49,671,173,599,532.12
  5. Step 5: Solve for x
    x = 49,671,173,599,532.12/7,876,689.87
  6. Step 6: Final answer
    x = 6,306,097.41

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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.