Home / 50,906,990-70,251,657.76-28,014,446

Finding the Fourth Proportional to 50,906,990, 70,251,657.76 and 28,014,446

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Solution

The fourth proportional to 50,906,990, 70,251,657.76 and 28,014,446 is: 38,659,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,906,990 : 70,251,657.76 = 28,014,446 : x
  2. Step 2: Convert to fraction form
    50,906,990/70,251,657.76 = 28,014,446/x
  3. Step 3: Cross multiply
    50,906,990x = 70,251,657.76 × 28,014,446
  4. Step 4: Simplify right side
    50,906,990x = 1,968,061,272,728,001
  5. Step 5: Solve for x
    x = 1,968,061,272,728,001/50,906,990
  6. Step 6: Final answer
    x = 38,659,941.84

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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.