Home / 10,868,122.59-16,301,184.34-3,678,834.75

Finding the Fourth Proportional to 10,868,122.59, 16,301,184.34 and 3,678,834.75

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Solution

The fourth proportional to 10,868,122.59, 16,301,184.34 and 3,678,834.75 is: 5,517,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,122.59 : 16,301,184.34 = 3,678,834.75 : x
  2. Step 2: Convert to fraction form
    10,868,122.59/16,301,184.34 = 3,678,834.75/x
  3. Step 3: Cross multiply
    10,868,122.59x = 16,301,184.34 × 3,678,834.75
  4. Step 4: Simplify right side
    10,868,122.59x = 59,969,363,416,147.81
  5. Step 5: Solve for x
    x = 59,969,363,416,147.81/10,868,122.59
  6. Step 6: Final answer
    x = 5,517,913.78

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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.