Home / 9,498,439.90-13,107,858.16-5,147,525.98

Finding the Fourth Proportional to 9,498,439.90, 13,107,858.16 and 5,147,525.98

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Solution

The fourth proportional to 9,498,439.90, 13,107,858.16 and 5,147,525.98 is: 7,103,591.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,498,439.90 : 13,107,858.16 = 5,147,525.98 : x
  2. Step 2: Convert to fraction form
    9,498,439.90/13,107,858.16 = 5,147,525.98/x
  3. Step 3: Cross multiply
    9,498,439.90x = 13,107,858.16 × 5,147,525.98
  4. Step 4: Simplify right side
    9,498,439.90x = 67,473,040,420,755
  5. Step 5: Solve for x
    x = 67,473,040,420,755/9,498,439.90
  6. Step 6: Final answer
    x = 7,103,591.87

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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.