Home / 18,503,755.17-25,537,854.44-10,661,766.05

Finding the Fourth Proportional to 18,503,755.17, 25,537,854.44 and 10,661,766.05

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Solution

The fourth proportional to 18,503,755.17, 25,537,854.44 and 10,661,766.05 is: 14,714,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,755.17 : 25,537,854.44 = 10,661,766.05 : x
  2. Step 2: Convert to fraction form
    18,503,755.17/25,537,854.44 = 10,661,766.05/x
  3. Step 3: Cross multiply
    18,503,755.17x = 25,537,854.44 × 10,661,766.05
  4. Step 4: Simplify right side
    18,503,755.17x = 272,278,629,548,732.81
  5. Step 5: Solve for x
    x = 272,278,629,548,732.81/18,503,755.17
  6. Step 6: Final answer
    x = 14,714,776.93

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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.