Home / 16,985,088.72-25,452,438.60-12,475,319.76

Finding the Fourth Proportional to 16,985,088.72, 25,452,438.60 and 12,475,319.76

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Solution

The fourth proportional to 16,985,088.72, 25,452,438.60 and 12,475,319.76 is: 18,694,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,088.72 : 25,452,438.60 = 12,475,319.76 : x
  2. Step 2: Convert to fraction form
    16,985,088.72/25,452,438.60 = 12,475,319.76/x
  3. Step 3: Cross multiply
    16,985,088.72x = 25,452,438.60 × 12,475,319.76
  4. Step 4: Simplify right side
    16,985,088.72x = 317,527,310,206,766.75
  5. Step 5: Solve for x
    x = 317,527,310,206,766.75/16,985,088.72
  6. Step 6: Final answer
    x = 18,694,474.63

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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.