Home / 14,947,768.04-20,627,919.69-8,072,249.90

Finding the Fourth Proportional to 14,947,768.04, 20,627,919.69 and 8,072,249.90

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Solution

The fourth proportional to 14,947,768.04, 20,627,919.69 and 8,072,249.90 is: 11,139,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,768.04 : 20,627,919.69 = 8,072,249.90 : x
  2. Step 2: Convert to fraction form
    14,947,768.04/20,627,919.69 = 8,072,249.90/x
  3. Step 3: Cross multiply
    14,947,768.04x = 20,627,919.69 × 8,072,249.90
  4. Step 4: Simplify right side
    14,947,768.04x = 166,513,722,654,810.56
  5. Step 5: Solve for x
    x = 166,513,722,654,810.56/14,947,768.04
  6. Step 6: Final answer
    x = 11,139,704.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.