Home / 57,267,044.50-85,914,016.80-18,928,554.51

Finding the Fourth Proportional to 57,267,044.50, 85,914,016.80 and 18,928,554.51

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Solution

The fourth proportional to 57,267,044.50, 85,914,016.80 and 18,928,554.51 is: 28,397,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,044.50 : 85,914,016.80 = 18,928,554.51 : x
  2. Step 2: Convert to fraction form
    57,267,044.50/85,914,016.80 = 18,928,554.51/x
  3. Step 3: Cross multiply
    57,267,044.50x = 85,914,016.80 × 18,928,554.51
  4. Step 4: Simplify right side
    57,267,044.50x = 1,626,228,150,171,855.75
  5. Step 5: Solve for x
    x = 1,626,228,150,171,855.75/57,267,044.50
  6. Step 6: Final answer
    x = 28,397,277.43

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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.