Home / 47,114,539.70-70,619,321.55-18,351,115.70

Finding the Fourth Proportional to 47,114,539.70, 70,619,321.55 and 18,351,115.70

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Solution

The fourth proportional to 47,114,539.70, 70,619,321.55 and 18,351,115.70 is: 27,506,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114,539.70 : 70,619,321.55 = 18,351,115.70 : x
  2. Step 2: Convert to fraction form
    47,114,539.70/70,619,321.55 = 18,351,115.70/x
  3. Step 3: Cross multiply
    47,114,539.70x = 70,619,321.55 × 18,351,115.70
  4. Step 4: Simplify right side
    47,114,539.70x = 1,295,943,340,419,553.25
  5. Step 5: Solve for x
    x = 1,295,943,340,419,553.25/47,114,539.70
  6. Step 6: Final answer
    x = 27,506,229.47

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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.