Home / 47,479,942.70-71,219,914.05-46,976,057.90

Finding the Fourth Proportional to 47,479,942.70, 71,219,914.05 and 46,976,057.90

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Solution

The fourth proportional to 47,479,942.70, 71,219,914.05 and 46,976,057.90 is: 70,464,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,479,942.70 : 71,219,914.05 = 46,976,057.90 : x
  2. Step 2: Convert to fraction form
    47,479,942.70/71,219,914.05 = 46,976,057.90/x
  3. Step 3: Cross multiply
    47,479,942.70x = 71,219,914.05 × 46,976,057.90
  4. Step 4: Simplify right side
    47,479,942.70x = 3,345,630,806,045,823
  5. Step 5: Solve for x
    x = 3,345,630,806,045,823/47,479,942.70
  6. Step 6: Final answer
    x = 70,464,086.85

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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.