Home / 6,909,338.34-9,534,899.61-3,853,749.42

Finding the Fourth Proportional to 6,909,338.34, 9,534,899.61 and 3,853,749.42

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Solution

The fourth proportional to 6,909,338.34, 9,534,899.61 and 3,853,749.42 is: 5,318,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,338.34 : 9,534,899.61 = 3,853,749.42 : x
  2. Step 2: Convert to fraction form
    6,909,338.34/9,534,899.61 = 3,853,749.42/x
  3. Step 3: Cross multiply
    6,909,338.34x = 9,534,899.61 × 3,853,749.42
  4. Step 4: Simplify right side
    6,909,338.34x = 36,745,113,841,795.73
  5. Step 5: Solve for x
    x = 36,745,113,841,795.73/6,909,338.34
  6. Step 6: Final answer
    x = 5,318,181.28

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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.