Home / 5,389,047.70-8,083,571.55-5,070,183.10

Finding the Fourth Proportional to 5,389,047.70, 8,083,571.55 and 5,070,183.10

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Solution

The fourth proportional to 5,389,047.70, 8,083,571.55 and 5,070,183.10 is: 7,605,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,047.70 : 8,083,571.55 = 5,070,183.10 : x
  2. Step 2: Convert to fraction form
    5,389,047.70/8,083,571.55 = 5,070,183.10/x
  3. Step 3: Cross multiply
    5,389,047.70x = 8,083,571.55 × 5,070,183.10
  4. Step 4: Simplify right side
    5,389,047.70x = 40,985,187,860,450.80
  5. Step 5: Solve for x
    x = 40,985,187,860,450.80/5,389,047.70
  6. Step 6: Final answer
    x = 7,605,274.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.