Home / 10,868,121.09-16,301,182.10-3,678,833.25

Finding the Fourth Proportional to 10,868,121.09, 16,301,182.10 and 3,678,833.25

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Solution

The fourth proportional to 10,868,121.09, 16,301,182.10 and 3,678,833.25 is: 5,517,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,121.09 : 16,301,182.10 = 3,678,833.25 : x
  2. Step 2: Convert to fraction form
    10,868,121.09/16,301,182.10 = 3,678,833.25/x
  3. Step 3: Cross multiply
    10,868,121.09x = 16,301,182.10 × 3,678,833.25
  4. Step 4: Simplify right side
    10,868,121.09x = 59,969,330,705,390.66
  5. Step 5: Solve for x
    x = 59,969,330,705,390.66/10,868,121.09
  6. Step 6: Final answer
    x = 5,517,911.53

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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.