Home / 11,328,486.54-16,990,367.85-4,143,404.22

Finding the Fourth Proportional to 11,328,486.54, 16,990,367.85 and 4,143,404.22

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Solution

The fourth proportional to 11,328,486.54, 16,990,367.85 and 4,143,404.22 is: 6,214,242.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328,486.54 : 16,990,367.85 = 4,143,404.22 : x
  2. Step 2: Convert to fraction form
    11,328,486.54/16,990,367.85 = 4,143,404.22/x
  3. Step 3: Cross multiply
    11,328,486.54x = 16,990,367.85 × 4,143,404.22
  4. Step 4: Simplify right side
    11,328,486.54x = 70,397,961,849,042.34
  5. Step 5: Solve for x
    x = 70,397,961,849,042.34/11,328,486.54
  6. Step 6: Final answer
    x = 6,214,242.44

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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.