Home / 19,683,183.68-27,162,810.40-10,981,357.64

Finding the Fourth Proportional to 19,683,183.68, 27,162,810.40 and 10,981,357.64

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Solution

The fourth proportional to 19,683,183.68, 27,162,810.40 and 10,981,357.64 is: 15,154,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,183.68 : 27,162,810.40 = 10,981,357.64 : x
  2. Step 2: Convert to fraction form
    19,683,183.68/27,162,810.40 = 10,981,357.64/x
  3. Step 3: Cross multiply
    19,683,183.68x = 27,162,810.40 × 10,981,357.64
  4. Step 4: Simplify right side
    19,683,183.68x = 298,284,535,346,644
  5. Step 5: Solve for x
    x = 298,284,535,346,644/19,683,183.68
  6. Step 6: Final answer
    x = 15,154,282.98

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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.