Home / 6,540,064-9,805,845.12-3,126,503.68

Finding the Fourth Proportional to 6,540,064, 9,805,845.12 and 3,126,503.68

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Solution

The fourth proportional to 6,540,064, 9,805,845.12 and 3,126,503.68 is: 4,687,723.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,064 : 9,805,845.12 = 3,126,503.68 : x
  2. Step 2: Convert to fraction form
    6,540,064/9,805,845.12 = 3,126,503.68/x
  3. Step 3: Cross multiply
    6,540,064x = 9,805,845.12 × 3,126,503.68
  4. Step 4: Simplify right side
    6,540,064x = 30,658,010,853,190.04
  5. Step 5: Solve for x
    x = 30,658,010,853,190.04/6,540,064
  6. Step 6: Final answer
    x = 4,687,723.37

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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.