Home / 37,215,529.77-55,786,850.34-20,828,817.17

Finding the Fourth Proportional to 37,215,529.77, 55,786,850.34 and 20,828,817.17

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Solution

The fourth proportional to 37,215,529.77, 55,786,850.34 and 20,828,817.17 is: 31,222,828.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,215,529.77 : 55,786,850.34 = 20,828,817.17 : x
  2. Step 2: Convert to fraction form
    37,215,529.77/55,786,850.34 = 20,828,817.17/x
  3. Step 3: Cross multiply
    37,215,529.77x = 55,786,850.34 × 20,828,817.17
  4. Step 4: Simplify right side
    37,215,529.77x = 1,161,974,106,222,012.50
  5. Step 5: Solve for x
    x = 1,161,974,106,222,012.50/37,215,529.77
  6. Step 6: Final answer
    x = 31,222,828.57

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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.