Home / 71,946,255.68-107,901,406.20-28,235,891.96

Finding the Fourth Proportional to 71,946,255.68, 107,901,406.20 and 28,235,891.96

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Solution

The fourth proportional to 71,946,255.68, 107,901,406.20 and 28,235,891.96 is: 42,346,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,946,255.68 : 107,901,406.20 = 28,235,891.96 : x
  2. Step 2: Convert to fraction form
    71,946,255.68/107,901,406.20 = 28,235,891.96/x
  3. Step 3: Cross multiply
    71,946,255.68x = 107,901,406.20 × 28,235,891.96
  4. Step 4: Simplify right side
    71,946,255.68x = 3,046,692,447,795,274.50
  5. Step 5: Solve for x
    x = 3,046,692,447,795,274.50/71,946,255.68
  6. Step 6: Final answer
    x = 42,346,782.59

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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.