Home / 10,868,112.96-16,301,169.68-3,678,825.12

Finding the Fourth Proportional to 10,868,112.96, 16,301,169.68 and 3,678,825.12

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Solution

The fourth proportional to 10,868,112.96, 16,301,169.68 and 3,678,825.12 is: 5,517,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,112.96 : 16,301,169.68 = 3,678,825.12 : x
  2. Step 2: Convert to fraction form
    10,868,112.96/16,301,169.68 = 3,678,825.12/x
  3. Step 3: Cross multiply
    10,868,112.96x = 16,301,169.68 × 3,678,825.12
  4. Step 4: Simplify right side
    10,868,112.96x = 59,969,152,504,166.36
  5. Step 5: Solve for x
    x = 59,969,152,504,166.36/10,868,112.96
  6. Step 6: Final answer
    x = 5,517,899.26

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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.