Home / 8,136,416.88-12,204,693.74-2,071,149.64

Finding the Fourth Proportional to 8,136,416.88, 12,204,693.74 and 2,071,149.64

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Solution

The fourth proportional to 8,136,416.88, 12,204,693.74 and 2,071,149.64 is: 3,106,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,416.88 : 12,204,693.74 = 2,071,149.64 : x
  2. Step 2: Convert to fraction form
    8,136,416.88/12,204,693.74 = 2,071,149.64/x
  3. Step 3: Cross multiply
    8,136,416.88x = 12,204,693.74 × 2,071,149.64
  4. Step 4: Simplify right side
    8,136,416.88x = 25,277,746,993,221.80
  5. Step 5: Solve for x
    x = 25,277,746,993,221.80/8,136,416.88
  6. Step 6: Final answer
    x = 3,106,741.87

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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.