Home / 5,416,772.36-8,126,221.38-2,005,088.78

Finding the Fourth Proportional to 5,416,772.36, 8,126,221.38 and 2,005,088.78

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Solution

The fourth proportional to 5,416,772.36, 8,126,221.38 and 2,005,088.78 is: 3,008,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,772.36 : 8,126,221.38 = 2,005,088.78 : x
  2. Step 2: Convert to fraction form
    5,416,772.36/8,126,221.38 = 2,005,088.78/x
  3. Step 3: Cross multiply
    5,416,772.36x = 8,126,221.38 × 2,005,088.78
  4. Step 4: Simplify right side
    5,416,772.36x = 16,293,795,312,834.12
  5. Step 5: Solve for x
    x = 16,293,795,312,834.12/5,416,772.36
  6. Step 6: Final answer
    x = 3,008,026.59

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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.