Home / 17,002,643.80-25,503,965.70-6,912,506.20

Finding the Fourth Proportional to 17,002,643.80, 25,503,965.70 and 6,912,506.20

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Solution

The fourth proportional to 17,002,643.80, 25,503,965.70 and 6,912,506.20 is: 10,368,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002,643.80 : 25,503,965.70 = 6,912,506.20 : x
  2. Step 2: Convert to fraction form
    17,002,643.80/25,503,965.70 = 6,912,506.20/x
  3. Step 3: Cross multiply
    17,002,643.80x = 25,503,965.70 × 6,912,506.20
  4. Step 4: Simplify right side
    17,002,643.80x = 176,296,321,025,837.34
  5. Step 5: Solve for x
    x = 176,296,321,025,837.34/17,002,643.80
  6. Step 6: Final answer
    x = 10,368,759.30

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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.