Home / 9,571,112.92-13,208,084.94-5,220,121.24

Finding the Fourth Proportional to 9,571,112.92, 13,208,084.94 and 5,220,121.24

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Solution

The fourth proportional to 9,571,112.92, 13,208,084.94 and 5,220,121.24 is: 7,203,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,112.92 : 13,208,084.94 = 5,220,121.24 : x
  2. Step 2: Convert to fraction form
    9,571,112.92/13,208,084.94 = 5,220,121.24/x
  3. Step 3: Cross multiply
    9,571,112.92x = 13,208,084.94 × 5,220,121.24
  4. Step 4: Simplify right side
    9,571,112.92x = 68,947,804,735,018.12
  5. Step 5: Solve for x
    x = 68,947,804,735,018.12/9,571,112.92
  6. Step 6: Final answer
    x = 7,203,739.56

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1.5x scale

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.