Home / 6,391,720.80-9,587,581.20-4,002,933.60

Finding the Fourth Proportional to 6,391,720.80, 9,587,581.20 and 4,002,933.60

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Solution

The fourth proportional to 6,391,720.80, 9,587,581.20 and 4,002,933.60 is: 6,004,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,720.80 : 9,587,581.20 = 4,002,933.60 : x
  2. Step 2: Convert to fraction form
    6,391,720.80/9,587,581.20 = 4,002,933.60/x
  3. Step 3: Cross multiply
    6,391,720.80x = 9,587,581.20 × 4,002,933.60
  4. Step 4: Simplify right side
    6,391,720.80x = 38,378,450,928,208.32
  5. Step 5: Solve for x
    x = 38,378,450,928,208.32/6,391,720.80
  6. Step 6: Final answer
    x = 6,004,400.40

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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.