Home / 49,211,782.80-73,817,285.40-12,820,102.80

Finding the Fourth Proportional to 49,211,782.80, 73,817,285.40 and 12,820,102.80

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Solution

The fourth proportional to 49,211,782.80, 73,817,285.40 and 12,820,102.80 is: 19,230,052.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211,782.80 : 73,817,285.40 = 12,820,102.80 : x
  2. Step 2: Convert to fraction form
    49,211,782.80/73,817,285.40 = 12,820,102.80/x
  3. Step 3: Cross multiply
    49,211,782.80x = 73,817,285.40 × 12,820,102.80
  4. Step 4: Simplify right side
    49,211,782.80x = 946,345,187,244,939.25
  5. Step 5: Solve for x
    x = 946,345,187,244,939.25/49,211,782.80
  6. Step 6: Final answer
    x = 19,230,052.91

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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.