Home / 6,238,651.34-9,358,765.88-2,140,770.75

Finding the Fourth Proportional to 6,238,651.34, 9,358,765.88 and 2,140,770.75

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Solution

The fourth proportional to 6,238,651.34, 9,358,765.88 and 2,140,770.75 is: 3,211,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,651.34 : 9,358,765.88 = 2,140,770.75 : x
  2. Step 2: Convert to fraction form
    6,238,651.34/9,358,765.88 = 2,140,770.75/x
  3. Step 3: Cross multiply
    6,238,651.34x = 9,358,765.88 × 2,140,770.75
  4. Step 4: Simplify right side
    6,238,651.34x = 20,034,972,241,298.16
  5. Step 5: Solve for x
    x = 20,034,972,241,298.16/6,238,651.34
  6. Step 6: Final answer
    x = 3,211,426.82

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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.