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Finding the Fourth Proportional to 73,993,727.80, 110,990,591.70 and 22,880,913.40

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Solution

The fourth proportional to 73,993,727.80, 110,990,591.70 and 22,880,913.40 is: 34,321,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,993,727.80 : 110,990,591.70 = 22,880,913.40 : x
  2. Step 2: Convert to fraction form
    73,993,727.80/110,990,591.70 = 22,880,913.40/x
  3. Step 3: Cross multiply
    73,993,727.80x = 110,990,591.70 × 22,880,913.40
  4. Step 4: Simplify right side
    73,993,727.80x = 2,539,566,116,902,458.50
  5. Step 5: Solve for x
    x = 2,539,566,116,902,458.50/73,993,727.80
  6. Step 6: Final answer
    x = 34,321,370.10

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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.