Home / 9,984,901.56-13,775,465.79-7,377,691.38

Finding the Fourth Proportional to 9,984,901.56, 13,775,465.79 and 7,377,691.38

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Solution

The fourth proportional to 9,984,901.56, 13,775,465.79 and 7,377,691.38 is: 10,178,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984,901.56 : 13,775,465.79 = 7,377,691.38 : x
  2. Step 2: Convert to fraction form
    9,984,901.56/13,775,465.79 = 7,377,691.38/x
  3. Step 3: Cross multiply
    9,984,901.56x = 13,775,465.79 × 7,377,691.38
  4. Step 4: Simplify right side
    9,984,901.56x = 101,631,135,214,367.88
  5. Step 5: Solve for x
    x = 101,631,135,214,367.88/9,984,901.56
  6. Step 6: Final answer
    x = 10,178,481.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.