Home / 49,214,521.80-73,799,664.30-18,912,313.80

Finding the Fourth Proportional to 49,214,521.80, 73,799,664.30 and 18,912,313.80

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Solution

The fourth proportional to 49,214,521.80, 73,799,664.30 and 18,912,313.80 is: 28,359,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,214,521.80 : 73,799,664.30 = 18,912,313.80 : x
  2. Step 2: Convert to fraction form
    49,214,521.80/73,799,664.30 = 18,912,313.80/x
  3. Step 3: Cross multiply
    49,214,521.80x = 73,799,664.30 × 18,912,313.80
  4. Step 4: Simplify right side
    49,214,521.80x = 1,395,722,409,576,257.25
  5. Step 5: Solve for x
    x = 1,395,722,409,576,257.25/49,214,521.80
  6. Step 6: Final answer
    x = 28,359,970.97

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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.