Home / 47,388,249.78-71,085,033.63-13,306,938.42

Finding the Fourth Proportional to 47,388,249.78, 71,085,033.63 and 13,306,938.42

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Solution

The fourth proportional to 47,388,249.78, 71,085,033.63 and 13,306,938.42 is: 19,961,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,249.78 : 71,085,033.63 = 13,306,938.42 : x
  2. Step 2: Convert to fraction form
    47,388,249.78/71,085,033.63 = 13,306,938.42/x
  3. Step 3: Cross multiply
    47,388,249.78x = 71,085,033.63 × 13,306,938.42
  4. Step 4: Simplify right side
    47,388,249.78x = 945,924,165,098,039
  5. Step 5: Solve for x
    x = 945,924,165,098,039/47,388,249.78
  6. Step 6: Final answer
    x = 19,961,154.28

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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.