Home / 47,688,383.70-71,542,745.10-27,227,905.20

Finding the Fourth Proportional to 47,688,383.70, 71,542,745.10 and 27,227,905.20

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Solution

The fourth proportional to 47,688,383.70, 71,542,745.10 and 27,227,905.20 is: 40,847,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,688,383.70 : 71,542,745.10 = 27,227,905.20 : x
  2. Step 2: Convert to fraction form
    47,688,383.70/71,542,745.10 = 27,227,905.20/x
  3. Step 3: Cross multiply
    47,688,383.70x = 71,542,745.10 × 27,227,905.20
  4. Step 4: Simplify right side
    47,688,383.70x = 1,947,959,081,330,564.25
  5. Step 5: Solve for x
    x = 1,947,959,081,330,564.25/47,688,383.70
  6. Step 6: Final answer
    x = 40,847,664.15

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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.