Home / 8,102,934.90-11,183,546.07-5,205,947.22

Finding the Fourth Proportional to 8,102,934.90, 11,183,546.07 and 5,205,947.22

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Solution

The fourth proportional to 8,102,934.90, 11,183,546.07 and 5,205,947.22 is: 7,185,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102,934.90 : 11,183,546.07 = 5,205,947.22 : x
  2. Step 2: Convert to fraction form
    8,102,934.90/11,183,546.07 = 5,205,947.22/x
  3. Step 3: Cross multiply
    8,102,934.90x = 11,183,546.07 × 5,205,947.22
  4. Step 4: Simplify right side
    8,102,934.90x = 58,220,950,572,858.42
  5. Step 5: Solve for x
    x = 58,220,950,572,858.42/8,102,934.90
  6. Step 6: Final answer
    x = 7,185,168.25

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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.