Home / 18,056,961.56-27,069,498.90-13,816,062.38

Finding the Fourth Proportional to 18,056,961.56, 27,069,498.90 and 13,816,062.38

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Solution

The fourth proportional to 18,056,961.56, 27,069,498.90 and 13,816,062.38 is: 20,711,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056,961.56 : 27,069,498.90 = 13,816,062.38 : x
  2. Step 2: Convert to fraction form
    18,056,961.56/27,069,498.90 = 13,816,062.38/x
  3. Step 3: Cross multiply
    18,056,961.56x = 27,069,498.90 × 13,816,062.38
  4. Step 4: Simplify right side
    18,056,961.56x = 373,993,885,262,393.88
  5. Step 5: Solve for x
    x = 373,993,885,262,393.88/18,056,961.56
  6. Step 6: Final answer
    x = 20,711,894.64

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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.