Home / 7,333,669.20-10,992,630.60-2,782,959.60

Finding the Fourth Proportional to 7,333,669.20, 10,992,630.60 and 2,782,959.60

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Solution

The fourth proportional to 7,333,669.20, 10,992,630.60 and 2,782,959.60 is: 4,171,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333,669.20 : 10,992,630.60 = 2,782,959.60 : x
  2. Step 2: Convert to fraction form
    7,333,669.20/10,992,630.60 = 2,782,959.60/x
  3. Step 3: Cross multiply
    7,333,669.20x = 10,992,630.60 × 2,782,959.60
  4. Step 4: Simplify right side
    7,333,669.20x = 30,592,046,857,523.76
  5. Step 5: Solve for x
    x = 30,592,046,857,523.76/7,333,669.20
  6. Step 6: Final answer
    x = 4,171,451.70

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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.