Home / 17,756,812.30-26,635,218.45-8,190,874.30

Finding the Fourth Proportional to 17,756,812.30, 26,635,218.45 and 8,190,874.30

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Solution

The fourth proportional to 17,756,812.30, 26,635,218.45 and 8,190,874.30 is: 12,286,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756,812.30 : 26,635,218.45 = 8,190,874.30 : x
  2. Step 2: Convert to fraction form
    17,756,812.30/26,635,218.45 = 8,190,874.30/x
  3. Step 3: Cross multiply
    17,756,812.30x = 26,635,218.45 × 8,190,874.30
  4. Step 4: Simplify right side
    17,756,812.30x = 218,165,726,276,990.81
  5. Step 5: Solve for x
    x = 218,165,726,276,990.81/17,756,812.30
  6. Step 6: Final answer
    x = 12,286,311.45

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Double scale
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Similar ratio
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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.