Home / 50,985,678-76,424,059.08-29,078,892.48

Finding the Fourth Proportional to 50,985,678, 76,424,059.08 and 29,078,892.48

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Solution

The fourth proportional to 50,985,678, 76,424,059.08 and 29,078,892.48 is: 43,587,279.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985,678 : 76,424,059.08 = 29,078,892.48 : x
  2. Step 2: Convert to fraction form
    50,985,678/76,424,059.08 = 29,078,892.48/x
  3. Step 3: Cross multiply
    50,985,678x = 76,424,059.08 × 29,078,892.48
  4. Step 4: Simplify right side
    50,985,678x = 2,222,326,996,872,487.75
  5. Step 5: Solve for x
    x = 2,222,326,996,872,487.75/50,985,678
  6. Step 6: Final answer
    x = 43,587,279.49

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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.