Home / 12,273,293-18,406,986.60-3,753,703.28

Finding the Fourth Proportional to 12,273,293, 18,406,986.60 and 3,753,703.28

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Solution

The fourth proportional to 12,273,293, 18,406,986.60 and 3,753,703.28 is: 5,629,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,293 : 18,406,986.60 = 3,753,703.28 : x
  2. Step 2: Convert to fraction form
    12,273,293/18,406,986.60 = 3,753,703.28/x
  3. Step 3: Cross multiply
    12,273,293x = 18,406,986.60 × 3,753,703.28
  4. Step 4: Simplify right side
    12,273,293x = 69,094,365,975,336.05
  5. Step 5: Solve for x
    x = 69,094,365,975,336.05/12,273,293
  6. Step 6: Final answer
    x = 5,629,651.80

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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.