Home / 5,518,171.78-8,329,091.38-5,518,171.78

Finding the Fourth Proportional to 5,518,171.78, 8,329,091.38 and 5,518,171.78

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Solution

The fourth proportional to 5,518,171.78, 8,329,091.38 and 5,518,171.78 is: 8,329,091.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,171.78 : 8,329,091.38 = 5,518,171.78 : x
  2. Step 2: Convert to fraction form
    5,518,171.78/8,329,091.38 = 5,518,171.78/x
  3. Step 3: Cross multiply
    5,518,171.78x = 8,329,091.38 × 5,518,171.78
  4. Step 4: Simplify right side
    5,518,171.78x = 45,961,357,006,157.26
  5. Step 5: Solve for x
    x = 45,961,357,006,157.26/5,518,171.78
  6. Step 6: Final answer
    x = 8,329,091.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.