Home / 10,694,642.20-16,018,343.70-4,301,603.80

Finding the Fourth Proportional to 10,694,642.20, 16,018,343.70 and 4,301,603.80

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Solution

The fourth proportional to 10,694,642.20, 16,018,343.70 and 4,301,603.80 is: 6,442,905.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,642.20 : 16,018,343.70 = 4,301,603.80 : x
  2. Step 2: Convert to fraction form
    10,694,642.20/16,018,343.70 = 4,301,603.80/x
  3. Step 3: Cross multiply
    10,694,642.20x = 16,018,343.70 × 4,301,603.80
  4. Step 4: Simplify right side
    10,694,642.20x = 68,904,568,129,626.05
  5. Step 5: Solve for x
    x = 68,904,568,129,626.05/10,694,642.20
  6. Step 6: Final answer
    x = 6,442,905.41

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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.