Home / 15,837,015.25-21,855,139.37-8,593,671.25

Finding the Fourth Proportional to 15,837,015.25, 21,855,139.37 and 8,593,671.25

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Solution

The fourth proportional to 15,837,015.25, 21,855,139.37 and 8,593,671.25 is: 11,859,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,015.25 : 21,855,139.37 = 8,593,671.25 : x
  2. Step 2: Convert to fraction form
    15,837,015.25/21,855,139.37 = 8,593,671.25/x
  3. Step 3: Cross multiply
    15,837,015.25x = 21,855,139.37 × 8,593,671.25
  4. Step 4: Simplify right side
    15,837,015.25x = 187,815,882,868,712.12
  5. Step 5: Solve for x
    x = 187,815,882,868,712.12/15,837,015.25
  6. Step 6: Final answer
    x = 11,859,297.97

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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.