Home / 36,419,299.80-50,257,138.05-19,899,991.50

Finding the Fourth Proportional to 36,419,299.80, 50,257,138.05 and 19,899,991.50

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Solution

The fourth proportional to 36,419,299.80, 50,257,138.05 and 19,899,991.50 is: 27,461,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419,299.80 : 50,257,138.05 = 19,899,991.50 : x
  2. Step 2: Convert to fraction form
    36,419,299.80/50,257,138.05 = 19,899,991.50/x
  3. Step 3: Cross multiply
    36,419,299.80x = 50,257,138.05 × 19,899,991.50
  4. Step 4: Simplify right side
    36,419,299.80x = 1,000,116,620,009,326.50
  5. Step 5: Solve for x
    x = 1,000,116,620,009,326.50/36,419,299.80
  6. Step 6: Final answer
    x = 27,461,171.01

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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.