Home / 11,935,921.55-17,891,135.39-6,807,308.28

Finding the Fourth Proportional to 11,935,921.55, 17,891,135.39 and 6,807,308.28

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Solution

The fourth proportional to 11,935,921.55, 17,891,135.39 and 6,807,308.28 is: 10,203,692.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935,921.55 : 17,891,135.39 = 6,807,308.28 : x
  2. Step 2: Convert to fraction form
    11,935,921.55/17,891,135.39 = 6,807,308.28/x
  3. Step 3: Cross multiply
    11,935,921.55x = 17,891,135.39 × 6,807,308.28
  4. Step 4: Simplify right side
    11,935,921.55x = 121,790,474,044,911.50
  5. Step 5: Solve for x
    x = 121,790,474,044,911.50/11,935,921.55
  6. Step 6: Final answer
    x = 10,203,692.58

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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.