Home / 16,815,128.16-23,204,947.92-9,473,049.24

Finding the Fourth Proportional to 16,815,128.16, 23,204,947.92 and 9,473,049.24

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Solution

The fourth proportional to 16,815,128.16, 23,204,947.92 and 9,473,049.24 is: 13,072,847.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,128.16 : 23,204,947.92 = 9,473,049.24 : x
  2. Step 2: Convert to fraction form
    16,815,128.16/23,204,947.92 = 9,473,049.24/x
  3. Step 3: Cross multiply
    16,815,128.16x = 23,204,947.92 × 9,473,049.24
  4. Step 4: Simplify right side
    16,815,128.16x = 219,821,614,257,795.59
  5. Step 5: Solve for x
    x = 219,821,614,257,795.59/16,815,128.16
  6. Step 6: Final answer
    x = 13,072,847.98

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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.