Home / 13,871,514.24-20,805,171.84-3,774,922.56

Finding the Fourth Proportional to 13,871,514.24, 20,805,171.84 and 3,774,922.56

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Solution

The fourth proportional to 13,871,514.24, 20,805,171.84 and 3,774,922.56 is: 5,661,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,871,514.24 : 20,805,171.84 = 3,774,922.56 : x
  2. Step 2: Convert to fraction form
    13,871,514.24/20,805,171.84 = 3,774,922.56/x
  3. Step 3: Cross multiply
    13,871,514.24x = 20,805,171.84 × 3,774,922.56
  4. Step 4: Simplify right side
    13,871,514.24x = 78,537,912,543,492.72
  5. Step 5: Solve for x
    x = 78,537,912,543,492.72/13,871,514.24
  6. Step 6: Final answer
    x = 5,661,812.49

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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.