Home / 10,368,958.20-15,548,771.70-3,977,086.20

Finding the Fourth Proportional to 10,368,958.20, 15,548,771.70 and 3,977,086.20

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Solution

The fourth proportional to 10,368,958.20, 15,548,771.70 and 3,977,086.20 is: 5,963,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,958.20 : 15,548,771.70 = 3,977,086.20 : x
  2. Step 2: Convert to fraction form
    10,368,958.20/15,548,771.70 = 3,977,086.20/x
  3. Step 3: Cross multiply
    10,368,958.20x = 15,548,771.70 × 3,977,086.20
  4. Step 4: Simplify right side
    10,368,958.20x = 61,838,805,355,020.54
  5. Step 5: Solve for x
    x = 61,838,805,355,020.54/10,368,958.20
  6. Step 6: Final answer
    x = 5,963,839.78

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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.