Home / 19,683,182.61-27,162,808.83-10,981,356.57

Finding the Fourth Proportional to 19,683,182.61, 27,162,808.83 and 10,981,356.57

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Solution

The fourth proportional to 19,683,182.61, 27,162,808.83 and 10,981,356.57 is: 15,154,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,182.61 : 27,162,808.83 = 10,981,356.57 : x
  2. Step 2: Convert to fraction form
    19,683,182.61/27,162,808.83 = 10,981,356.57/x
  3. Step 3: Cross multiply
    19,683,182.61x = 27,162,808.83 × 10,981,356.57
  4. Step 4: Simplify right side
    19,683,182.61x = 298,284,489,204,974.50
  5. Step 5: Solve for x
    x = 298,284,489,204,974.50/19,683,182.61
  6. Step 6: Final answer
    x = 15,154,281.46

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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.