Home / 7,864,072.26-11,797,895.40-2,399,655.90

Finding the Fourth Proportional to 7,864,072.26, 11,797,895.40 and 2,399,655.90

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Solution

The fourth proportional to 7,864,072.26, 11,797,895.40 and 2,399,655.90 is: 3,600,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,072.26 : 11,797,895.40 = 2,399,655.90 : x
  2. Step 2: Convert to fraction form
    7,864,072.26/11,797,895.40 = 2,399,655.90/x
  3. Step 3: Cross multiply
    7,864,072.26x = 11,797,895.40 × 2,399,655.90
  4. Step 4: Simplify right side
    7,864,072.26x = 28,310,889,304,192.86
  5. Step 5: Solve for x
    x = 28,310,889,304,192.86/7,864,072.26
  6. Step 6: Final answer
    x = 3,600,029.14

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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.