Home / 8,192,174.76-12,287,802.06-2,512,383.48

Finding the Fourth Proportional to 8,192,174.76, 12,287,802.06 and 2,512,383.48

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Solution

The fourth proportional to 8,192,174.76, 12,287,802.06 and 2,512,383.48 is: 3,768,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192,174.76 : 12,287,802.06 = 2,512,383.48 : x
  2. Step 2: Convert to fraction form
    8,192,174.76/12,287,802.06 = 2,512,383.48/x
  3. Step 3: Cross multiply
    8,192,174.76x = 12,287,802.06 × 2,512,383.48
  4. Step 4: Simplify right side
    8,192,174.76x = 30,871,670,901,053.97
  5. Step 5: Solve for x
    x = 30,871,670,901,053.97/8,192,174.76
  6. Step 6: Final answer
    x = 3,768,434.12

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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.