Home / 10,847,138.69-16,259,354.78-3,656,187.11

Finding the Fourth Proportional to 10,847,138.69, 16,259,354.78 and 3,656,187.11

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Solution

The fourth proportional to 10,847,138.69, 16,259,354.78 and 3,656,187.11 is: 5,480,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847,138.69 : 16,259,354.78 = 3,656,187.11 : x
  2. Step 2: Convert to fraction form
    10,847,138.69/16,259,354.78 = 3,656,187.11/x
  3. Step 3: Cross multiply
    10,847,138.69x = 16,259,354.78 × 3,656,187.11
  4. Step 4: Simplify right side
    10,847,138.69x = 59,447,243,385,920.34
  5. Step 5: Solve for x
    x = 59,447,243,385,920.34/10,847,138.69
  6. Step 6: Final answer
    x = 5,480,453.88

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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.