Home / 16,990,876.80-25,444,324.80-11,280,182.40

Finding the Fourth Proportional to 16,990,876.80, 25,444,324.80 and 11,280,182.40

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Solution

The fourth proportional to 16,990,876.80, 25,444,324.80 and 11,280,182.40 is: 16,892,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990,876.80 : 25,444,324.80 = 11,280,182.40 : x
  2. Step 2: Convert to fraction form
    16,990,876.80/25,444,324.80 = 11,280,182.40/x
  3. Step 3: Cross multiply
    16,990,876.80x = 25,444,324.80 × 11,280,182.40
  4. Step 4: Simplify right side
    16,990,876.80x = 287,016,624,788,843.56
  5. Step 5: Solve for x
    x = 287,016,624,788,843.56/16,990,876.80
  6. Step 6: Final answer
    x = 16,892,396.32

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1.5x scale

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.