Home / 5,250,984.74-7,247,707.20-3,420,005.66

Finding the Fourth Proportional to 5,250,984.74, 7,247,707.20 and 3,420,005.66

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Solution

The fourth proportional to 5,250,984.74, 7,247,707.20 and 3,420,005.66 is: 4,720,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,984.74 : 7,247,707.20 = 3,420,005.66 : x
  2. Step 2: Convert to fraction form
    5,250,984.74/7,247,707.20 = 3,420,005.66/x
  3. Step 3: Cross multiply
    5,250,984.74x = 7,247,707.20 × 3,420,005.66
  4. Step 4: Simplify right side
    5,250,984.74x = 24,787,199,646,022.75
  5. Step 5: Solve for x
    x = 24,787,199,646,022.75/5,250,984.74
  6. Step 6: Final answer
    x = 4,720,485.94

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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.