Home / 15,837,015-21,855,139.02-8,593,671

Finding the Fourth Proportional to 15,837,015, 21,855,139.02 and 8,593,671

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Solution

The fourth proportional to 15,837,015, 21,855,139.02 and 8,593,671 is: 11,859,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,015 : 21,855,139.02 = 8,593,671 : x
  2. Step 2: Convert to fraction form
    15,837,015/21,855,139.02 = 8,593,671/x
  3. Step 3: Cross multiply
    15,837,015x = 21,855,139.02 × 8,593,671
  4. Step 4: Simplify right side
    15,837,015x = 187,815,874,397,142.41
  5. Step 5: Solve for x
    x = 187,815,874,397,142.41/15,837,015
  6. Step 6: Final answer
    x = 11,859,297.63

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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.