Home / 16,985,084.22-25,452,431.84-12,475,315.26

Finding the Fourth Proportional to 16,985,084.22, 25,452,431.84 and 12,475,315.26

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Solution

The fourth proportional to 16,985,084.22, 25,452,431.84 and 12,475,315.26 is: 18,694,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,084.22 : 25,452,431.84 = 12,475,315.26 : x
  2. Step 2: Convert to fraction form
    16,985,084.22/25,452,431.84 = 12,475,315.26/x
  3. Step 3: Cross multiply
    16,985,084.22x = 25,452,431.84 × 12,475,315.26
  4. Step 4: Simplify right side
    16,985,084.22x = 317,527,111,275,285.31
  5. Step 5: Solve for x
    x = 317,527,111,275,285.31/16,985,084.22
  6. Step 6: Final answer
    x = 18,694,467.87

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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.