Home / 50,613,642.76-75,924,007.48-20,321,505.76

Finding the Fourth Proportional to 50,613,642.76, 75,924,007.48 and 20,321,505.76

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Solution

The fourth proportional to 50,613,642.76, 75,924,007.48 and 20,321,505.76 is: 30,483,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,613,642.76 : 75,924,007.48 = 20,321,505.76 : x
  2. Step 2: Convert to fraction form
    50,613,642.76/75,924,007.48 = 20,321,505.76/x
  3. Step 3: Cross multiply
    50,613,642.76x = 75,924,007.48 × 20,321,505.76
  4. Step 4: Simplify right side
    50,613,642.76x = 1,542,890,155,327,103.25
  5. Step 5: Solve for x
    x = 1,542,890,155,327,103.25/50,613,642.76
  6. Step 6: Final answer
    x = 30,483,681.30

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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.