Home / 5,521,738.57-7,603,099.40-5,505,795.34

Finding the Fourth Proportional to 5,521,738.57, 7,603,099.40 and 5,505,795.34

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Solution

The fourth proportional to 5,521,738.57, 7,603,099.40 and 5,505,795.34 is: 7,581,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,738.57 : 7,603,099.40 = 5,505,795.34 : x
  2. Step 2: Convert to fraction form
    5,521,738.57/7,603,099.40 = 5,505,795.34/x
  3. Step 3: Cross multiply
    5,521,738.57x = 7,603,099.40 × 5,505,795.34
  4. Step 4: Simplify right side
    5,521,738.57x = 41,861,109,185,284.26
  5. Step 5: Solve for x
    x = 41,861,109,185,284.26/5,521,738.57
  6. Step 6: Final answer
    x = 7,581,146.53

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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.