Home / 8,115,732.72-12,175,465.32-2,436,064.56

Finding the Fourth Proportional to 8,115,732.72, 12,175,465.32 and 2,436,064.56

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Solution

The fourth proportional to 8,115,732.72, 12,175,465.32 and 2,436,064.56 is: 3,654,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,115,732.72 : 12,175,465.32 = 2,436,064.56 : x
  2. Step 2: Convert to fraction form
    8,115,732.72/12,175,465.32 = 2,436,064.56/x
  3. Step 3: Cross multiply
    8,115,732.72x = 12,175,465.32 × 2,436,064.56
  4. Step 4: Simplify right side
    8,115,732.72x = 29,660,219,567,561.06
  5. Step 5: Solve for x
    x = 29,660,219,567,561.06/8,115,732.72
  6. Step 6: Final answer
    x = 3,654,657.02

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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.