Home / 10,767,172.38-14,858,173.62-6,416,161.80

Finding the Fourth Proportional to 10,767,172.38, 14,858,173.62 and 6,416,161.80

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Solution

The fourth proportional to 10,767,172.38, 14,858,173.62 and 6,416,161.80 is: 8,853,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767,172.38 : 14,858,173.62 = 6,416,161.80 : x
  2. Step 2: Convert to fraction form
    10,767,172.38/14,858,173.62 = 6,416,161.80/x
  3. Step 3: Cross multiply
    10,767,172.38x = 14,858,173.62 × 6,416,161.80
  4. Step 4: Simplify right side
    10,767,172.38x = 95,332,445,998,411.70
  5. Step 5: Solve for x
    x = 95,332,445,998,411.70/10,767,172.38
  6. Step 6: Final answer
    x = 8,853,990.87

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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.