Home / 11,858,224-17,811,139.20-7,075,246.72

Finding the Fourth Proportional to 11,858,224, 17,811,139.20 and 7,075,246.72

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Solution

The fourth proportional to 11,858,224, 17,811,139.20 and 7,075,246.72 is: 10,627,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858,224 : 17,811,139.20 = 7,075,246.72 : x
  2. Step 2: Convert to fraction form
    11,858,224/17,811,139.20 = 7,075,246.72/x
  3. Step 3: Cross multiply
    11,858,224x = 17,811,139.20 × 7,075,246.72
  4. Step 4: Simplify right side
    11,858,224x = 126,018,204,204,263.42
  5. Step 5: Solve for x
    x = 126,018,204,204,263.42/11,858,224
  6. Step 6: Final answer
    x = 10,627,072.33

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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.