Home / 16,917,998.70-25,376,998.05-5,558,817.90

Finding the Fourth Proportional to 16,917,998.70, 25,376,998.05 and 5,558,817.90

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Solution

The fourth proportional to 16,917,998.70, 25,376,998.05 and 5,558,817.90 is: 8,338,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,998.70 : 25,376,998.05 = 5,558,817.90 : x
  2. Step 2: Convert to fraction form
    16,917,998.70/25,376,998.05 = 5,558,817.90/x
  3. Step 3: Cross multiply
    16,917,998.70x = 25,376,998.05 × 5,558,817.90
  4. Step 4: Simplify right side
    16,917,998.70x = 141,066,111,008,605.09
  5. Step 5: Solve for x
    x = 141,066,111,008,605.09/16,917,998.70
  6. Step 6: Final answer
    x = 8,338,226.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.