Home / 38,191,647.70-57,296,013.32-13,930,574.61

Finding the Fourth Proportional to 38,191,647.70, 57,296,013.32 and 13,930,574.61

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Solution

The fourth proportional to 38,191,647.70, 57,296,013.32 and 13,930,574.61 is: 20,898,977.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,191,647.70 : 57,296,013.32 = 13,930,574.61 : x
  2. Step 2: Convert to fraction form
    38,191,647.70/57,296,013.32 = 13,930,574.61/x
  3. Step 3: Cross multiply
    38,191,647.70x = 57,296,013.32 × 13,930,574.61
  4. Step 4: Simplify right side
    38,191,647.70x = 798,166,388,409,813.75
  5. Step 5: Solve for x
    x = 798,166,388,409,813.75/38,191,647.70
  6. Step 6: Final answer
    x = 20,898,977.56

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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.