Home / 8,057,169.76-12,085,643.94-3,508,120.90

Finding the Fourth Proportional to 8,057,169.76, 12,085,643.94 and 3,508,120.90

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Solution

The fourth proportional to 8,057,169.76, 12,085,643.94 and 3,508,120.90 is: 5,262,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057,169.76 : 12,085,643.94 = 3,508,120.90 : x
  2. Step 2: Convert to fraction form
    8,057,169.76/12,085,643.94 = 3,508,120.90/x
  3. Step 3: Cross multiply
    8,057,169.76x = 12,085,643.94 × 3,508,120.90
  4. Step 4: Simplify right side
    8,057,169.76x = 42,397,900,095,872.34
  5. Step 5: Solve for x
    x = 42,397,900,095,872.34/8,057,169.76
  6. Step 6: Final answer
    x = 5,262,133.15

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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.