Home / 11,847,151.80-17,770,727.70-11,049,990.30

Finding the Fourth Proportional to 11,847,151.80, 17,770,727.70 and 11,049,990.30

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Solution

The fourth proportional to 11,847,151.80, 17,770,727.70 and 11,049,990.30 is: 16,574,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,151.80 : 17,770,727.70 = 11,049,990.30 : x
  2. Step 2: Convert to fraction form
    11,847,151.80/17,770,727.70 = 11,049,990.30/x
  3. Step 3: Cross multiply
    11,847,151.80x = 17,770,727.70 × 11,049,990.30
  4. Step 4: Simplify right side
    11,847,151.80x = 196,366,368,708,941.31
  5. Step 5: Solve for x
    x = 196,366,368,708,941.31/11,847,151.80
  6. Step 6: Final answer
    x = 16,574,985.45

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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.