Home / 5,521,738.28-7,603,099.01-5,505,795.05

Finding the Fourth Proportional to 5,521,738.28, 7,603,099.01 and 5,505,795.05

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Solution

The fourth proportional to 5,521,738.28, 7,603,099.01 and 5,505,795.05 is: 7,581,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,738.28 : 7,603,099.01 = 5,505,795.05 : x
  2. Step 2: Convert to fraction form
    5,521,738.28/7,603,099.01 = 5,505,795.05/x
  3. Step 3: Cross multiply
    5,521,738.28x = 7,603,099.01 × 5,505,795.05
  4. Step 4: Simplify right side
    5,521,738.28x = 41,861,104,905,430.16
  5. Step 5: Solve for x
    x = 41,861,104,905,430.16/5,521,738.28
  6. Step 6: Final answer
    x = 7,581,146.15

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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.