Home / 14,191,649.87-21,300,933.11-8,783,942.45

Finding the Fourth Proportional to 14,191,649.87, 21,300,933.11 and 8,783,942.45

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Solution

The fourth proportional to 14,191,649.87, 21,300,933.11 and 8,783,942.45 is: 13,184,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,649.87 : 21,300,933.11 = 8,783,942.45 : x
  2. Step 2: Convert to fraction form
    14,191,649.87/21,300,933.11 = 8,783,942.45/x
  3. Step 3: Cross multiply
    14,191,649.87x = 21,300,933.11 × 8,783,942.45
  4. Step 4: Simplify right side
    14,191,649.87x = 187,106,170,419,115.16
  5. Step 5: Solve for x
    x = 187,106,170,419,115.16/14,191,649.87
  6. Step 6: Final answer
    x = 13,184,243.71

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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.