Home / 14,614,910.82-20,168,428.41-8,088,552.90

Finding the Fourth Proportional to 14,614,910.82, 20,168,428.41 and 8,088,552.90

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Solution

The fourth proportional to 14,614,910.82, 20,168,428.41 and 8,088,552.90 is: 11,162,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614,910.82 : 20,168,428.41 = 8,088,552.90 : x
  2. Step 2: Convert to fraction form
    14,614,910.82/20,168,428.41 = 8,088,552.90/x
  3. Step 3: Cross multiply
    14,614,910.82x = 20,168,428.41 × 8,088,552.90
  4. Step 4: Simplify right side
    14,614,910.82x = 163,133,400,104,147.91
  5. Step 5: Solve for x
    x = 163,133,400,104,147.91/14,614,910.82
  6. Step 6: Final answer
    x = 11,162,120.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.