Home / 22,276,918.60-33,383,496.30-12,672,003.40

Finding the Fourth Proportional to 22,276,918.60, 33,383,496.30 and 12,672,003.40

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Solution

The fourth proportional to 22,276,918.60, 33,383,496.30 and 12,672,003.40 is: 18,989,869.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276,918.60 : 33,383,496.30 = 12,672,003.40 : x
  2. Step 2: Convert to fraction form
    22,276,918.60/33,383,496.30 = 12,672,003.40/x
  3. Step 3: Cross multiply
    22,276,918.60x = 33,383,496.30 × 12,672,003.40
  4. Step 4: Simplify right side
    22,276,918.60x = 423,035,778,617,487.44
  5. Step 5: Solve for x
    x = 423,035,778,617,487.44/22,276,918.60
  6. Step 6: Final answer
    x = 18,989,869.57

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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.