Home / 20,263,104.78-27,963,044.43-10,970,672.31

Finding the Fourth Proportional to 20,263,104.78, 27,963,044.43 and 10,970,672.31

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Solution

The fourth proportional to 20,263,104.78, 27,963,044.43 and 10,970,672.31 is: 15,139,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263,104.78 : 27,963,044.43 = 10,970,672.31 : x
  2. Step 2: Convert to fraction form
    20,263,104.78/27,963,044.43 = 10,970,672.31/x
  3. Step 3: Cross multiply
    20,263,104.78x = 27,963,044.43 × 10,970,672.31
  4. Step 4: Simplify right side
    20,263,104.78x = 306,773,397,190,360.75
  5. Step 5: Solve for x
    x = 306,773,397,190,360.75/20,263,104.78
  6. Step 6: Final answer
    x = 15,139,506.04

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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.