Home / 49,011,391.80-73,405,113.30-28,855,999.80

Finding the Fourth Proportional to 49,011,391.80, 73,405,113.30 and 28,855,999.80

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Solution

The fourth proportional to 49,011,391.80, 73,405,113.30 and 28,855,999.80 is: 43,218,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011,391.80 : 73,405,113.30 = 28,855,999.80 : x
  2. Step 2: Convert to fraction form
    49,011,391.80/73,405,113.30 = 28,855,999.80/x
  3. Step 3: Cross multiply
    49,011,391.80x = 73,405,113.30 × 28,855,999.80
  4. Step 4: Simplify right side
    49,011,391.80x = 2,118,177,934,703,777.25
  5. Step 5: Solve for x
    x = 2,118,177,934,703,777.25/49,011,391.80
  6. Step 6: Final answer
    x = 43,218,073.53

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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.