Home / 7,904,720.41-11,847,929.23-3,635,929.69

Finding the Fourth Proportional to 7,904,720.41, 11,847,929.23 and 3,635,929.69

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Solution

The fourth proportional to 7,904,720.41, 11,847,929.23 and 3,635,929.69 is: 5,449,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,720.41 : 11,847,929.23 = 3,635,929.69 : x
  2. Step 2: Convert to fraction form
    7,904,720.41/11,847,929.23 = 3,635,929.69/x
  3. Step 3: Cross multiply
    7,904,720.41x = 11,847,929.23 × 3,635,929.69
  4. Step 4: Simplify right side
    7,904,720.41x = 43,078,237,652,375.84
  5. Step 5: Solve for x
    x = 43,078,237,652,375.84/7,904,720.41
  6. Step 6: Final answer
    x = 5,449,685.18

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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.