Home / 8,109,024.21-11,189,348.10-4,845,149.06

Finding the Fourth Proportional to 8,109,024.21, 11,189,348.10 and 4,845,149.06

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Solution

The fourth proportional to 8,109,024.21, 11,189,348.10 and 4,845,149.06 is: 6,685,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,024.21 : 11,189,348.10 = 4,845,149.06 : x
  2. Step 2: Convert to fraction form
    8,109,024.21/11,189,348.10 = 4,845,149.06/x
  3. Step 3: Cross multiply
    8,109,024.21x = 11,189,348.10 × 4,845,149.06
  4. Step 4: Simplify right side
    8,109,024.21x = 54,214,059,372,781.04
  5. Step 5: Solve for x
    x = 54,214,059,372,781.04/8,109,024.21
  6. Step 6: Final answer
    x = 6,685,645.27

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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.