Home / 50,196,693.38-75,298,499.01-21,021,156.86

Finding the Fourth Proportional to 50,196,693.38, 75,298,499.01 and 21,021,156.86

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Solution

The fourth proportional to 50,196,693.38, 75,298,499.01 and 21,021,156.86 is: 31,533,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,196,693.38 : 75,298,499.01 = 21,021,156.86 : x
  2. Step 2: Convert to fraction form
    50,196,693.38/75,298,499.01 = 21,021,156.86/x
  3. Step 3: Cross multiply
    50,196,693.38x = 75,298,499.01 × 21,021,156.86
  4. Step 4: Simplify right side
    50,196,693.38x = 1,582,861,558,635,272.25
  5. Step 5: Solve for x
    x = 1,582,861,558,635,272.25/50,196,693.38
  6. Step 6: Final answer
    x = 31,533,183.80

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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.