Home / 6,606,917.11-9,118,642.16-3,853,604.54

Finding the Fourth Proportional to 6,606,917.11, 9,118,642.16 and 3,853,604.54

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Solution

The fourth proportional to 6,606,917.11, 9,118,642.16 and 3,853,604.54 is: 5,318,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606,917.11 : 9,118,642.16 = 3,853,604.54 : x
  2. Step 2: Convert to fraction form
    6,606,917.11/9,118,642.16 = 3,853,604.54/x
  3. Step 3: Cross multiply
    6,606,917.11x = 9,118,642.16 × 3,853,604.54
  4. Step 4: Simplify right side
    6,606,917.11x = 35,139,640,808,689.96
  5. Step 5: Solve for x
    x = 35,139,640,808,689.96/6,606,917.11
  6. Step 6: Final answer
    x = 5,318,613.84

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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.