Home / 49,214,736.60-73,835,007.30-18,923,587.80

Finding the Fourth Proportional to 49,214,736.60, 73,835,007.30 and 18,923,587.80

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Solution

The fourth proportional to 49,214,736.60, 73,835,007.30 and 18,923,587.80 is: 28,390,342.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,214,736.60 : 73,835,007.30 = 18,923,587.80 : x
  2. Step 2: Convert to fraction form
    49,214,736.60/73,835,007.30 = 18,923,587.80/x
  3. Step 3: Cross multiply
    49,214,736.60x = 73,835,007.30 × 18,923,587.80
  4. Step 4: Simplify right side
    49,214,736.60x = 1,397,223,243,355,191
  5. Step 5: Solve for x
    x = 1,397,223,243,355,191/49,214,736.60
  6. Step 6: Final answer
    x = 28,390,342.81

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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.