Home / 13,263,496.21-19,895,242.62-3,678,874.69

Finding the Fourth Proportional to 13,263,496.21, 19,895,242.62 and 3,678,874.69

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Solution

The fourth proportional to 13,263,496.21, 19,895,242.62 and 3,678,874.69 is: 5,518,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,496.21 : 19,895,242.62 = 3,678,874.69 : x
  2. Step 2: Convert to fraction form
    13,263,496.21/19,895,242.62 = 3,678,874.69/x
  3. Step 3: Cross multiply
    13,263,496.21x = 19,895,242.62 × 3,678,874.69
  4. Step 4: Simplify right side
    13,263,496.21x = 73,192,104,526,127.30
  5. Step 5: Solve for x
    x = 73,192,104,526,127.30/13,263,496.21
  6. Step 6: Final answer
    x = 5,518,311.56

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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.