Home / 13,494,568.65-20,242,902.74-3,910,084.89

Finding the Fourth Proportional to 13,494,568.65, 20,242,902.74 and 3,910,084.89

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Solution

The fourth proportional to 13,494,568.65, 20,242,902.74 and 3,910,084.89 is: 5,865,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,568.65 : 20,242,902.74 = 3,910,084.89 : x
  2. Step 2: Convert to fraction form
    13,494,568.65/20,242,902.74 = 3,910,084.89/x
  3. Step 3: Cross multiply
    13,494,568.65x = 20,242,902.74 × 3,910,084.89
  4. Step 4: Simplify right side
    13,494,568.65x = 79,151,468,113,863.17
  5. Step 5: Solve for x
    x = 79,151,468,113,863.17/13,494,568.65
  6. Step 6: Final answer
    x = 5,865,431.51

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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.