Home / 18,895,894.62-26,080,587.83-12,365,740.67

Finding the Fourth Proportional to 18,895,894.62, 26,080,587.83 and 12,365,740.67

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Solution

The fourth proportional to 18,895,894.62, 26,080,587.83 and 12,365,740.67 is: 17,067,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,894.62 : 26,080,587.83 = 12,365,740.67 : x
  2. Step 2: Convert to fraction form
    18,895,894.62/26,080,587.83 = 12,365,740.67/x
  3. Step 3: Cross multiply
    18,895,894.62x = 26,080,587.83 × 12,365,740.67
  4. Step 4: Simplify right side
    18,895,894.62x = 322,505,785,527,449.44
  5. Step 5: Solve for x
    x = 322,505,785,527,449.44/18,895,894.62
  6. Step 6: Final answer
    x = 17,067,505.51

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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.