Home / 5,568,483.89-7,684,719-3,121,140.17

Finding the Fourth Proportional to 5,568,483.89, 7,684,719 and 3,121,140.17

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Solution

The fourth proportional to 5,568,483.89, 7,684,719 and 3,121,140.17 is: 4,307,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568,483.89 : 7,684,719 = 3,121,140.17 : x
  2. Step 2: Convert to fraction form
    5,568,483.89/7,684,719 = 3,121,140.17/x
  3. Step 3: Cross multiply
    5,568,483.89x = 7,684,719 × 3,121,140.17
  4. Step 4: Simplify right side
    5,568,483.89x = 23,985,085,166,062.23
  5. Step 5: Solve for x
    x = 23,985,085,166,062.23/5,568,483.89
  6. Step 6: Final answer
    x = 4,307,291.83

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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.