Home / 36,018,658.80-49,705,764.60-19,498,782.96

Finding the Fourth Proportional to 36,018,658.80, 49,705,764.60 and 19,498,782.96

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Solution

The fourth proportional to 36,018,658.80, 49,705,764.60 and 19,498,782.96 is: 26,908,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018,658.80 : 49,705,764.60 = 19,498,782.96 : x
  2. Step 2: Convert to fraction form
    36,018,658.80/49,705,764.60 = 19,498,782.96/x
  3. Step 3: Cross multiply
    36,018,658.80x = 49,705,764.60 × 19,498,782.96
  4. Step 4: Simplify right side
    36,018,658.80x = 969,201,915,796,251.25
  5. Step 5: Solve for x
    x = 969,201,915,796,251.25/36,018,658.80
  6. Step 6: Final answer
    x = 26,908,328.85

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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.