Home / 49,234,828.60-73,865,894.10-20,494,502.20

Finding the Fourth Proportional to 49,234,828.60, 73,865,894.10 and 20,494,502.20

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Solution

The fourth proportional to 49,234,828.60, 73,865,894.10 and 20,494,502.20 is: 30,747,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,234,828.60 : 73,865,894.10 = 20,494,502.20 : x
  2. Step 2: Convert to fraction form
    49,234,828.60/73,865,894.10 = 20,494,502.20/x
  3. Step 3: Cross multiply
    49,234,828.60x = 73,865,894.10 × 20,494,502.20
  4. Step 4: Simplify right side
    49,234,828.60x = 1,513,844,729,137,416.75
  5. Step 5: Solve for x
    x = 1,513,844,729,137,416.75/49,234,828.60
  6. Step 6: Final answer
    x = 30,747,435.75

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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.