Home / 47,952,003.70-71,928,005.55-43,983,910.90

Finding the Fourth Proportional to 47,952,003.70, 71,928,005.55 and 43,983,910.90

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Solution

The fourth proportional to 47,952,003.70, 71,928,005.55 and 43,983,910.90 is: 65,975,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,952,003.70 : 71,928,005.55 = 43,983,910.90 : x
  2. Step 2: Convert to fraction form
    47,952,003.70/71,928,005.55 = 43,983,910.90/x
  3. Step 3: Cross multiply
    47,952,003.70x = 71,928,005.55 × 43,983,910.90
  4. Step 4: Simplify right side
    47,952,003.70x = 3,163,674,987,325,905.50
  5. Step 5: Solve for x
    x = 3,163,674,987,325,905.50/47,952,003.70
  6. Step 6: Final answer
    x = 65,975,866.35

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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.