Home / 10,135,793.93-13,987,621.48-5,784,792.96

Finding the Fourth Proportional to 10,135,793.93, 13,987,621.48 and 5,784,792.96

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Solution

The fourth proportional to 10,135,793.93, 13,987,621.48 and 5,784,792.96 is: 7,983,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135,793.93 : 13,987,621.48 = 5,784,792.96 : x
  2. Step 2: Convert to fraction form
    10,135,793.93/13,987,621.48 = 5,784,792.96/x
  3. Step 3: Cross multiply
    10,135,793.93x = 13,987,621.48 × 5,784,792.96
  4. Step 4: Simplify right side
    10,135,793.93x = 80,915,494,250,186.80
  5. Step 5: Solve for x
    x = 80,915,494,250,186.80/10,135,793.93
  6. Step 6: Final answer
    x = 7,983,143.19

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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.