Home / 10,868,133.62-16,301,200.86-3,678,845.78

Finding the Fourth Proportional to 10,868,133.62, 16,301,200.86 and 3,678,845.78

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Solution

The fourth proportional to 10,868,133.62, 16,301,200.86 and 3,678,845.78 is: 5,517,930.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,133.62 : 16,301,200.86 = 3,678,845.78 : x
  2. Step 2: Convert to fraction form
    10,868,133.62/16,301,200.86 = 3,678,845.78/x
  3. Step 3: Cross multiply
    10,868,133.62x = 16,301,200.86 × 3,678,845.78
  4. Step 4: Simplify right side
    10,868,133.62x = 59,969,603,992,743.37
  5. Step 5: Solve for x
    x = 59,969,603,992,743.37/10,868,133.62
  6. Step 6: Final answer
    x = 5,517,930.32

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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.