Home / 12,348,005.76-18,522,708.48-3,829,553.28

Finding the Fourth Proportional to 12,348,005.76, 18,522,708.48 and 3,829,553.28

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Solution

The fourth proportional to 12,348,005.76, 18,522,708.48 and 3,829,553.28 is: 5,744,546.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,005.76 : 18,522,708.48 = 3,829,553.28 : x
  2. Step 2: Convert to fraction form
    12,348,005.76/18,522,708.48 = 3,829,553.28/x
  3. Step 3: Cross multiply
    12,348,005.76x = 18,522,708.48 × 3,829,553.28
  4. Step 4: Simplify right side
    12,348,005.76x = 70,933,699,014,067.81
  5. Step 5: Solve for x
    x = 70,933,699,014,067.81/12,348,005.76
  6. Step 6: Final answer
    x = 5,744,546.97

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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.