Home / 10,767,166.38-14,858,165.34-6,416,155.80

Finding the Fourth Proportional to 10,767,166.38, 14,858,165.34 and 6,416,155.80

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Solution

The fourth proportional to 10,767,166.38, 14,858,165.34 and 6,416,155.80 is: 8,853,982.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767,166.38 : 14,858,165.34 = 6,416,155.80 : x
  2. Step 2: Convert to fraction form
    10,767,166.38/14,858,165.34 = 6,416,155.80/x
  3. Step 3: Cross multiply
    10,767,166.38x = 14,858,165.34 × 6,416,155.80
  4. Step 4: Simplify right side
    10,767,166.38x = 95,332,303,723,599.97
  5. Step 5: Solve for x
    x = 95,332,303,723,599.97/10,767,166.38
  6. Step 6: Final answer
    x = 8,853,982.59

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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.