Home / 16,990,887.30-25,444,340.55-11,280,192.90

Finding the Fourth Proportional to 16,990,887.30, 25,444,340.55 and 11,280,192.90

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Solution

The fourth proportional to 16,990,887.30, 25,444,340.55 and 11,280,192.90 is: 16,892,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990,887.30 : 25,444,340.55 = 11,280,192.90 : x
  2. Step 2: Convert to fraction form
    16,990,887.30/25,444,340.55 = 11,280,192.90/x
  3. Step 3: Cross multiply
    16,990,887.30x = 25,444,340.55 × 11,280,192.90
  4. Step 4: Simplify right side
    16,990,887.30x = 287,017,069,617,292.12
  5. Step 5: Solve for x
    x = 287,017,069,617,292.12/16,990,887.30
  6. Step 6: Final answer
    x = 16,892,412.06

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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.