Home / 49,347,613.14-73,968,931.70-18,629,142.36

Finding the Fourth Proportional to 49,347,613.14, 73,968,931.70 and 18,629,142.36

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Solution

The fourth proportional to 49,347,613.14, 73,968,931.70 and 18,629,142.36 is: 27,923,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,347,613.14 : 73,968,931.70 = 18,629,142.36 : x
  2. Step 2: Convert to fraction form
    49,347,613.14/73,968,931.70 = 18,629,142.36/x
  3. Step 3: Cross multiply
    49,347,613.14x = 73,968,931.70 × 18,629,142.36
  4. Step 4: Simplify right side
    49,347,613.14x = 1,377,977,758,856,416.75
  5. Step 5: Solve for x
    x = 1,377,977,758,856,416.75/49,347,613.14
  6. Step 6: Final answer
    x = 27,923,898.87

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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.