Home / 10,893,321.80-16,339,982.70-2,915,145.80

Finding the Fourth Proportional to 10,893,321.80, 16,339,982.70 and 2,915,145.80

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Solution

The fourth proportional to 10,893,321.80, 16,339,982.70 and 2,915,145.80 is: 4,372,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,321.80 : 16,339,982.70 = 2,915,145.80 : x
  2. Step 2: Convert to fraction form
    10,893,321.80/16,339,982.70 = 2,915,145.80/x
  3. Step 3: Cross multiply
    10,893,321.80x = 16,339,982.70 × 2,915,145.80
  4. Step 4: Simplify right side
    10,893,321.80x = 47,633,431,939,977.66
  5. Step 5: Solve for x
    x = 47,633,431,939,977.66/10,893,321.80
  6. Step 6: Final answer
    x = 4,372,718.70

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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.