Home / 6,480,945.56-8,943,960.66-3,727,628.57

Finding the Fourth Proportional to 6,480,945.56, 8,943,960.66 and 3,727,628.57

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Solution

The fourth proportional to 6,480,945.56, 8,943,960.66 and 3,727,628.57 is: 5,144,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,945.56 : 8,943,960.66 = 3,727,628.57 : x
  2. Step 2: Convert to fraction form
    6,480,945.56/8,943,960.66 = 3,727,628.57/x
  3. Step 3: Cross multiply
    6,480,945.56x = 8,943,960.66 × 3,727,628.57
  4. Step 4: Simplify right side
    6,480,945.56x = 33,339,763,285,172.05
  5. Step 5: Solve for x
    x = 33,339,763,285,172.05/6,480,945.56
  6. Step 6: Final answer
    x = 5,144,274.55

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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.