Home / 45,508,164.73-68,310,823.43-19,613,245.47

Finding the Fourth Proportional to 45,508,164.73, 68,310,823.43 and 19,613,245.47

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Solution

The fourth proportional to 45,508,164.73, 68,310,823.43 and 19,613,245.47 is: 29,440,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,508,164.73 : 68,310,823.43 = 19,613,245.47 : x
  2. Step 2: Convert to fraction form
    45,508,164.73/68,310,823.43 = 19,613,245.47/x
  3. Step 3: Cross multiply
    45,508,164.73x = 68,310,823.43 × 19,613,245.47
  4. Step 4: Simplify right side
    45,508,164.73x = 1,339,796,948,190,417.50
  5. Step 5: Solve for x
    x = 1,339,796,948,190,417.50/45,508,164.73
  6. Step 6: Final answer
    x = 29,440,803.78

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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.