Home / 11,545,816.88-15,933,233.50-6,318,822

Finding the Fourth Proportional to 11,545,816.88, 15,933,233.50 and 6,318,822

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Solution

The fourth proportional to 11,545,816.88, 15,933,233.50 and 6,318,822 is: 8,719,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545,816.88 : 15,933,233.50 = 6,318,822 : x
  2. Step 2: Convert to fraction form
    11,545,816.88/15,933,233.50 = 6,318,822/x
  3. Step 3: Cross multiply
    11,545,816.88x = 15,933,233.50 × 6,318,822
  4. Step 4: Simplify right side
    11,545,816.88x = 100,679,266,370,937
  5. Step 5: Solve for x
    x = 100,679,266,370,937/11,545,816.88
  6. Step 6: Final answer
    x = 8,719,977.76

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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.