Home / 27,793,345.33-38,354,820.20-15,404,238.60

Finding the Fourth Proportional to 27,793,345.33, 38,354,820.20 and 15,404,238.60

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Solution

The fourth proportional to 27,793,345.33, 38,354,820.20 and 15,404,238.60 is: 21,257,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793,345.33 : 38,354,820.20 = 15,404,238.60 : x
  2. Step 2: Convert to fraction form
    27,793,345.33/38,354,820.20 = 15,404,238.60/x
  3. Step 3: Cross multiply
    27,793,345.33x = 38,354,820.20 × 15,404,238.60
  4. Step 4: Simplify right side
    27,793,345.33x = 590,826,801,820,899.75
  5. Step 5: Solve for x
    x = 590,826,801,820,899.75/27,793,345.33
  6. Step 6: Final answer
    x = 21,257,851.29

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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.