Home / 6,990,514.12-10,489,847.10-2,946,754.36

Finding the Fourth Proportional to 6,990,514.12, 10,489,847.10 and 2,946,754.36

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Solution

The fourth proportional to 6,990,514.12, 10,489,847.10 and 2,946,754.36 is: 4,421,849.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,514.12 : 10,489,847.10 = 2,946,754.36 : x
  2. Step 2: Convert to fraction form
    6,990,514.12/10,489,847.10 = 2,946,754.36/x
  3. Step 3: Cross multiply
    6,990,514.12x = 10,489,847.10 × 2,946,754.36
  4. Step 4: Simplify right side
    6,990,514.12x = 30,911,002,677,658.36
  5. Step 5: Solve for x
    x = 30,911,002,677,658.36/6,990,514.12
  6. Step 6: Final answer
    x = 4,421,849.69

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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.