Home / 50,906,982-70,251,646.68-28,014,438

Finding the Fourth Proportional to 50,906,982, 70,251,646.68 and 28,014,438

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Solution

The fourth proportional to 50,906,982, 70,251,646.68 and 28,014,438 is: 38,659,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,906,982 : 70,251,646.68 = 28,014,438 : x
  2. Step 2: Convert to fraction form
    50,906,982/70,251,646.68 = 28,014,438/x
  3. Step 3: Cross multiply
    50,906,982x = 70,251,646.68 × 28,014,438
  4. Step 4: Simplify right side
    50,906,982x = 1,968,060,400,314,766
  5. Step 5: Solve for x
    x = 1,968,060,400,314,766/50,906,982
  6. Step 6: Final answer
    x = 38,659,930.78

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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.