Home / 10,868,122.09-16,301,183.59-3,678,834.25

Finding the Fourth Proportional to 10,868,122.09, 16,301,183.59 and 3,678,834.25

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Solution

The fourth proportional to 10,868,122.09, 16,301,183.59 and 3,678,834.25 is: 5,517,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,122.09 : 16,301,183.59 = 3,678,834.25 : x
  2. Step 2: Convert to fraction form
    10,868,122.09/16,301,183.59 = 3,678,834.25/x
  3. Step 3: Cross multiply
    10,868,122.09x = 16,301,183.59 × 3,678,834.25
  4. Step 4: Simplify right side
    10,868,122.09x = 59,969,352,506,429.95
  5. Step 5: Solve for x
    x = 59,969,352,506,429.95/10,868,122.09
  6. Step 6: Final answer
    x = 5,517,913.03

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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.