Home / 75,875,217-113,813,121.96-18,367,394.28

Finding the Fourth Proportional to 75,875,217, 113,813,121.96 and 18,367,394.28

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Solution

The fourth proportional to 75,875,217, 113,813,121.96 and 18,367,394.28 is: 27,551,163.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,875,217 : 113,813,121.96 = 18,367,394.28 : x
  2. Step 2: Convert to fraction form
    75,875,217/113,813,121.96 = 18,367,394.28/x
  3. Step 3: Cross multiply
    75,875,217x = 113,813,121.96 × 18,367,394.28
  4. Step 4: Simplify right side
    75,875,217x = 2,090,450,485,277,046.50
  5. Step 5: Solve for x
    x = 2,090,450,485,277,046.50/75,875,217
  6. Step 6: Final answer
    x = 27,551,163.19

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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.