Home / 10,893,289.70-16,339,934.55-7,310,108.90

Finding the Fourth Proportional to 10,893,289.70, 16,339,934.55 and 7,310,108.90

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Solution

The fourth proportional to 10,893,289.70, 16,339,934.55 and 7,310,108.90 is: 10,965,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,289.70 : 16,339,934.55 = 7,310,108.90 : x
  2. Step 2: Convert to fraction form
    10,893,289.70/16,339,934.55 = 7,310,108.90/x
  3. Step 3: Cross multiply
    10,893,289.70x = 16,339,934.55 × 7,310,108.90
  4. Step 4: Simplify right side
    10,893,289.70x = 119,446,700,979,372.50
  5. Step 5: Solve for x
    x = 119,446,700,979,372.50/10,893,289.70
  6. Step 6: Final answer
    x = 10,965,163.35

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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.