Home / 71,048,996.44-98,047,767.04-40,109,165.73

Finding the Fourth Proportional to 71,048,996.44, 98,047,767.04 and 40,109,165.73

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Solution

The fourth proportional to 71,048,996.44, 98,047,767.04 and 40,109,165.73 is: 55,350,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,048,996.44 : 98,047,767.04 = 40,109,165.73 : x
  2. Step 2: Convert to fraction form
    71,048,996.44/98,047,767.04 = 40,109,165.73/x
  3. Step 3: Cross multiply
    71,048,996.44x = 98,047,767.04 × 40,109,165.73
  4. Step 4: Simplify right side
    71,048,996.44x = 3,932,614,137,173,553
  5. Step 5: Solve for x
    x = 3,932,614,137,173,553/71,048,996.44
  6. Step 6: Final answer
    x = 55,350,734.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.