Home / 6,688,286.46-9,229,853.16-3,935,077.56

Finding the Fourth Proportional to 6,688,286.46, 9,229,853.16 and 3,935,077.56

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Solution

The fourth proportional to 6,688,286.46, 9,229,853.16 and 3,935,077.56 is: 5,430,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,286.46 : 9,229,853.16 = 3,935,077.56 : x
  2. Step 2: Convert to fraction form
    6,688,286.46/9,229,853.16 = 3,935,077.56/x
  3. Step 3: Cross multiply
    6,688,286.46x = 9,229,853.16 × 3,935,077.56
  4. Step 4: Simplify right side
    6,688,286.46x = 36,320,188,052,011.09
  5. Step 5: Solve for x
    x = 36,320,188,052,011.09/6,688,286.46
  6. Step 6: Final answer
    x = 5,430,417.53

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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.