Home / 8,284,608.20-11,426,869.98-5,529,906.74

Finding the Fourth Proportional to 8,284,608.20, 11,426,869.98 and 5,529,906.74

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Solution

The fourth proportional to 8,284,608.20, 11,426,869.98 and 5,529,906.74 is: 7,627,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,608.20 : 11,426,869.98 = 5,529,906.74 : x
  2. Step 2: Convert to fraction form
    8,284,608.20/11,426,869.98 = 5,529,906.74/x
  3. Step 3: Cross multiply
    8,284,608.20x = 11,426,869.98 × 5,529,906.74
  4. Step 4: Simplify right side
    8,284,608.20x = 63,189,525,262,371.32
  5. Step 5: Solve for x
    x = 63,189,525,262,371.32/8,284,608.20
  6. Step 6: Final answer
    x = 7,627,340.22

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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.