Home / 50,021,191.41-69,036,493.84-28,823,847.17

Finding the Fourth Proportional to 50,021,191.41, 69,036,493.84 and 28,823,847.17

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Solution

The fourth proportional to 50,021,191.41, 69,036,493.84 and 28,823,847.17 is: 39,781,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021,191.41 : 69,036,493.84 = 28,823,847.17 : x
  2. Step 2: Convert to fraction form
    50,021,191.41/69,036,493.84 = 28,823,847.17/x
  3. Step 3: Cross multiply
    50,021,191.41x = 69,036,493.84 × 28,823,847.17
  4. Step 4: Simplify right side
    50,021,191.41x = 1,989,897,347,697,338.25
  5. Step 5: Solve for x
    x = 1,989,897,347,697,338.25/50,021,191.41
  6. Step 6: Final answer
    x = 39,781,086.61

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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.