Home / 6,856,540.85-10,288,182.90-2,757,699.47

Finding the Fourth Proportional to 6,856,540.85, 10,288,182.90 and 2,757,699.47

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Solution

The fourth proportional to 6,856,540.85, 10,288,182.90 and 2,757,699.47 is: 4,137,905.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856,540.85 : 10,288,182.90 = 2,757,699.47 : x
  2. Step 2: Convert to fraction form
    6,856,540.85/10,288,182.90 = 2,757,699.47/x
  3. Step 3: Cross multiply
    6,856,540.85x = 10,288,182.90 × 2,757,699.47
  4. Step 4: Simplify right side
    6,856,540.85x = 28,371,716,566,654.89
  5. Step 5: Solve for x
    x = 28,371,716,566,654.89/6,856,540.85
  6. Step 6: Final answer
    x = 4,137,905.28

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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.