Home / 8,092,537.20-12,138,805.80-2,108,905.20

Finding the Fourth Proportional to 8,092,537.20, 12,138,805.80 and 2,108,905.20

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Solution

The fourth proportional to 8,092,537.20, 12,138,805.80 and 2,108,905.20 is: 3,163,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092,537.20 : 12,138,805.80 = 2,108,905.20 : x
  2. Step 2: Convert to fraction form
    8,092,537.20/12,138,805.80 = 2,108,905.20/x
  3. Step 3: Cross multiply
    8,092,537.20x = 12,138,805.80 × 2,108,905.20
  4. Step 4: Simplify right side
    8,092,537.20x = 25,599,590,673,410.16
  5. Step 5: Solve for x
    x = 25,599,590,673,410.16/8,092,537.20
  6. Step 6: Final answer
    x = 3,163,357.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.