Home / 5,212,632.27-7,193,480.22-2,889,549.84

Finding the Fourth Proportional to 5,212,632.27, 7,193,480.22 and 2,889,549.84

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Solution

The fourth proportional to 5,212,632.27, 7,193,480.22 and 2,889,549.84 is: 3,987,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212,632.27 : 7,193,480.22 = 2,889,549.84 : x
  2. Step 2: Convert to fraction form
    5,212,632.27/7,193,480.22 = 2,889,549.84/x
  3. Step 3: Cross multiply
    5,212,632.27x = 7,193,480.22 × 2,889,549.84
  4. Step 4: Simplify right side
    5,212,632.27x = 20,785,919,618,744.16
  5. Step 5: Solve for x
    x = 20,785,919,618,744.16/5,212,632.27
  6. Step 6: Final answer
    x = 3,987,605.21

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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.