Home / 47,977,040.56-71,965,771.76-15,187,770.56

Finding the Fourth Proportional to 47,977,040.56, 71,965,771.76 and 15,187,770.56

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Solution

The fourth proportional to 47,977,040.56, 71,965,771.76 and 15,187,770.56 is: 22,781,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977,040.56 : 71,965,771.76 = 15,187,770.56 : x
  2. Step 2: Convert to fraction form
    47,977,040.56/71,965,771.76 = 15,187,770.56/x
  3. Step 3: Cross multiply
    47,977,040.56x = 71,965,771.76 × 15,187,770.56
  4. Step 4: Simplify right side
    47,977,040.56x = 1,092,999,629,664,207.50
  5. Step 5: Solve for x
    x = 1,092,999,629,664,207.50/47,977,040.56
  6. Step 6: Final answer
    x = 22,781,722.61

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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.