Home / 5,521,740.57-7,603,102.15-5,505,797.34

Finding the Fourth Proportional to 5,521,740.57, 7,603,102.15 and 5,505,797.34

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Solution

The fourth proportional to 5,521,740.57, 7,603,102.15 and 5,505,797.34 is: 7,581,149.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,740.57 : 7,603,102.15 = 5,505,797.34 : x
  2. Step 2: Convert to fraction form
    5,521,740.57/7,603,102.15 = 5,505,797.34/x
  3. Step 3: Cross multiply
    5,521,740.57x = 7,603,102.15 × 5,505,797.34
  4. Step 4: Simplify right side
    5,521,740.57x = 41,861,139,593,218.28
  5. Step 5: Solve for x
    x = 41,861,139,593,218.28/5,521,740.57
  6. Step 6: Final answer
    x = 7,581,149.29

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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.