Home / 18,115,755.93-24,999,941.42-9,855,865.17

Finding the Fourth Proportional to 18,115,755.93, 24,999,941.42 and 9,855,865.17

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Solution

The fourth proportional to 18,115,755.93, 24,999,941.42 and 9,855,865.17 is: 13,601,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115,755.93 : 24,999,941.42 = 9,855,865.17 : x
  2. Step 2: Convert to fraction form
    18,115,755.93/24,999,941.42 = 9,855,865.17/x
  3. Step 3: Cross multiply
    18,115,755.93x = 24,999,941.42 × 9,855,865.17
  4. Step 4: Simplify right side
    18,115,755.93x = 246,396,051,844,139
  5. Step 5: Solve for x
    x = 246,396,051,844,139/18,115,755.93
  6. Step 6: Final answer
    x = 13,601,201.78

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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.