Home / 11,356,981.20-17,035,471.80-3,378,805.20

Finding the Fourth Proportional to 11,356,981.20, 17,035,471.80 and 3,378,805.20

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Solution

The fourth proportional to 11,356,981.20, 17,035,471.80 and 3,378,805.20 is: 5,068,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356,981.20 : 17,035,471.80 = 3,378,805.20 : x
  2. Step 2: Convert to fraction form
    11,356,981.20/17,035,471.80 = 3,378,805.20/x
  3. Step 3: Cross multiply
    11,356,981.20x = 17,035,471.80 × 3,378,805.20
  4. Step 4: Simplify right side
    11,356,981.20x = 57,559,540,702,293.37
  5. Step 5: Solve for x
    x = 57,559,540,702,293.37/11,356,981.20
  6. Step 6: Final answer
    x = 5,068,207.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.