Home / 7,919,108.20-10,928,369.42-4,297,436.20

Finding the Fourth Proportional to 7,919,108.20, 10,928,369.42 and 4,297,436.20

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Solution

The fourth proportional to 7,919,108.20, 10,928,369.42 and 4,297,436.20 is: 5,930,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,108.20 : 10,928,369.42 = 4,297,436.20 : x
  2. Step 2: Convert to fraction form
    7,919,108.20/10,928,369.42 = 4,297,436.20/x
  3. Step 3: Cross multiply
    7,919,108.20x = 10,928,369.42 × 4,297,436.20
  4. Step 4: Simplify right side
    7,919,108.20x = 46,963,970,352,481.01
  5. Step 5: Solve for x
    x = 46,963,970,352,481.01/7,919,108.20
  6. Step 6: Final answer
    x = 5,930,462.01

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1.5x scale

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.