Home / 9,318,040.83-12,858,870.08-5,243,659.83

Finding the Fourth Proportional to 9,318,040.83, 12,858,870.08 and 5,243,659.83

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Solution

The fourth proportional to 9,318,040.83, 12,858,870.08 and 5,243,659.83 is: 7,236,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,040.83 : 12,858,870.08 = 5,243,659.83 : x
  2. Step 2: Convert to fraction form
    9,318,040.83/12,858,870.08 = 5,243,659.83/x
  3. Step 3: Cross multiply
    9,318,040.83x = 12,858,870.08 × 5,243,659.83
  4. Step 4: Simplify right side
    9,318,040.83x = 67,427,540,471,466.59
  5. Step 5: Solve for x
    x = 67,427,540,471,466.59/9,318,040.83
  6. Step 6: Final answer
    x = 7,236,235.78

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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.