Home / 6,705,781.68-10,058,764.78-1,913,469.40

Finding the Fourth Proportional to 6,705,781.68, 10,058,764.78 and 1,913,469.40

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Solution

The fourth proportional to 6,705,781.68, 10,058,764.78 and 1,913,469.40 is: 2,870,230.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705,781.68 : 10,058,764.78 = 1,913,469.40 : x
  2. Step 2: Convert to fraction form
    6,705,781.68/10,058,764.78 = 1,913,469.40/x
  3. Step 3: Cross multiply
    6,705,781.68x = 10,058,764.78 × 1,913,469.40
  4. Step 4: Simplify right side
    6,705,781.68x = 19,247,138,651,583.30
  5. Step 5: Solve for x
    x = 19,247,138,651,583.30/6,705,781.68
  6. Step 6: Final answer
    x = 2,870,230.43

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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.