Home / 18,503,763.08-25,537,865.31-10,661,773.95

Finding the Fourth Proportional to 18,503,763.08, 25,537,865.31 and 10,661,773.95

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Solution

The fourth proportional to 18,503,763.08, 25,537,865.31 and 10,661,773.95 is: 14,714,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,763.08 : 25,537,865.31 = 10,661,773.95 : x
  2. Step 2: Convert to fraction form
    18,503,763.08/25,537,865.31 = 10,661,773.95/x
  3. Step 3: Cross multiply
    18,503,763.08x = 25,537,865.31 × 10,661,773.95
  4. Step 4: Simplify right side
    18,503,763.08x = 272,278,947,100,766.66
  5. Step 5: Solve for x
    x = 272,278,947,100,766.66/18,503,763.08
  6. Step 6: Final answer
    x = 14,714,787.80

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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.