Home / 47,902,321.20-66,105,274.68-27,275,784.24

Finding the Fourth Proportional to 47,902,321.20, 66,105,274.68 and 27,275,784.24

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Solution

The fourth proportional to 47,902,321.20, 66,105,274.68 and 27,275,784.24 is: 37,640,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902,321.20 : 66,105,274.68 = 27,275,784.24 : x
  2. Step 2: Convert to fraction form
    47,902,321.20/66,105,274.68 = 27,275,784.24/x
  3. Step 3: Cross multiply
    47,902,321.20x = 66,105,274.68 × 27,275,784.24
  4. Step 4: Simplify right side
    47,902,321.20x = 1,803,073,209,297,615
  5. Step 5: Solve for x
    x = 1,803,073,209,297,615/47,902,321.20
  6. Step 6: Final answer
    x = 37,640,622.92

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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.