Home / 5,431,744.40-8,147,616.60-5,347,763.60

Finding the Fourth Proportional to 5,431,744.40, 8,147,616.60 and 5,347,763.60

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Solution

The fourth proportional to 5,431,744.40, 8,147,616.60 and 5,347,763.60 is: 8,021,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,744.40 : 8,147,616.60 = 5,347,763.60 : x
  2. Step 2: Convert to fraction form
    5,431,744.40/8,147,616.60 = 5,347,763.60/x
  3. Step 3: Cross multiply
    5,431,744.40x = 8,147,616.60 × 5,347,763.60
  4. Step 4: Simplify right side
    5,431,744.40x = 43,571,527,480,235.76
  5. Step 5: Solve for x
    x = 43,571,527,480,235.76/5,431,744.40
  6. Step 6: Final answer
    x = 8,021,645.40

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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.