Home / 10,893,288.20-16,339,932.30-7,310,107.40

Finding the Fourth Proportional to 10,893,288.20, 16,339,932.30 and 7,310,107.40

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Solution

The fourth proportional to 10,893,288.20, 16,339,932.30 and 7,310,107.40 is: 10,965,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,288.20 : 16,339,932.30 = 7,310,107.40 : x
  2. Step 2: Convert to fraction form
    10,893,288.20/16,339,932.30 = 7,310,107.40/x
  3. Step 3: Cross multiply
    10,893,288.20x = 16,339,932.30 × 7,310,107.40
  4. Step 4: Simplify right side
    10,893,288.20x = 119,446,660,021,729.03
  5. Step 5: Solve for x
    x = 119,446,660,021,729.03/10,893,288.20
  6. Step 6: Final answer
    x = 10,965,161.10

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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.