Home / 12,653,410.44-18,981,001.50-5,080,376.19

Finding the Fourth Proportional to 12,653,410.44, 18,981,001.50 and 5,080,376.19

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Solution

The fourth proportional to 12,653,410.44, 18,981,001.50 and 5,080,376.19 is: 7,620,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,653,410.44 : 18,981,001.50 = 5,080,376.19 : x
  2. Step 2: Convert to fraction form
    12,653,410.44/18,981,001.50 = 5,080,376.19/x
  3. Step 3: Cross multiply
    12,653,410.44x = 18,981,001.50 × 5,080,376.19
  4. Step 4: Simplify right side
    12,653,410.44x = 96,430,628,057,552.42
  5. Step 5: Solve for x
    x = 96,430,628,057,552.42/12,653,410.44
  6. Step 6: Final answer
    x = 7,620,919.95

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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.