Home / 5,220,362.07-7,204,011.26-2,928,473.55

Finding the Fourth Proportional to 5,220,362.07, 7,204,011.26 and 2,928,473.55

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Solution

The fourth proportional to 5,220,362.07, 7,204,011.26 and 2,928,473.55 is: 4,041,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,362.07 : 7,204,011.26 = 2,928,473.55 : x
  2. Step 2: Convert to fraction form
    5,220,362.07/7,204,011.26 = 2,928,473.55/x
  3. Step 3: Cross multiply
    5,220,362.07x = 7,204,011.26 × 2,928,473.55
  4. Step 4: Simplify right side
    5,220,362.07x = 21,096,756,414,169.80
  5. Step 5: Solve for x
    x = 21,096,756,414,169.80/5,220,362.07
  6. Step 6: Final answer
    x = 4,041,243.91

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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.