Home / 51,800,658.89-71,484,741.80-28,279,486.37

Finding the Fourth Proportional to 51,800,658.89, 71,484,741.80 and 28,279,486.37

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Solution

The fourth proportional to 51,800,658.89, 71,484,741.80 and 28,279,486.37 is: 39,025,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,800,658.89 : 71,484,741.80 = 28,279,486.37 : x
  2. Step 2: Convert to fraction form
    51,800,658.89/71,484,741.80 = 28,279,486.37/x
  3. Step 3: Cross multiply
    51,800,658.89x = 71,484,741.80 × 28,279,486.37
  4. Step 4: Simplify right side
    51,800,658.89x = 2,021,551,781,109,344
  5. Step 5: Solve for x
    x = 2,021,551,781,109,344/51,800,658.89
  6. Step 6: Final answer
    x = 39,025,599.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.