Home / 22,204,992.21-30,633,506.15-14,865,190.13

Finding the Fourth Proportional to 22,204,992.21, 30,633,506.15 and 14,865,190.13

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Solution

The fourth proportional to 22,204,992.21, 30,633,506.15 and 14,865,190.13 is: 20,507,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204,992.21 : 30,633,506.15 = 14,865,190.13 : x
  2. Step 2: Convert to fraction form
    22,204,992.21/30,633,506.15 = 14,865,190.13/x
  3. Step 3: Cross multiply
    22,204,992.21x = 30,633,506.15 × 14,865,190.13
  4. Step 4: Simplify right side
    22,204,992.21x = 455,372,893,040,780.81
  5. Step 5: Solve for x
    x = 455,372,893,040,780.81/22,204,992.21
  6. Step 6: Final answer
    x = 20,507,680.83

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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.