Home / 27,648,003.80-41,472,005.70-15,505,002.20

Finding the Fourth Proportional to 27,648,003.80, 41,472,005.70 and 15,505,002.20

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Solution

The fourth proportional to 27,648,003.80, 41,472,005.70 and 15,505,002.20 is: 23,257,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648,003.80 : 41,472,005.70 = 15,505,002.20 : x
  2. Step 2: Convert to fraction form
    27,648,003.80/41,472,005.70 = 15,505,002.20/x
  3. Step 3: Cross multiply
    27,648,003.80x = 41,472,005.70 × 15,505,002.20
  4. Step 4: Simplify right side
    27,648,003.80x = 643,023,539,616,912.50
  5. Step 5: Solve for x
    x = 643,023,539,616,912.50/27,648,003.80
  6. Step 6: Final answer
    x = 23,257,503.30

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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.