Home / 20,683,044.51-30,966,238.40-10,945,601.97

Finding the Fourth Proportional to 20,683,044.51, 30,966,238.40 and 10,945,601.97

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Solution

The fourth proportional to 20,683,044.51, 30,966,238.40 and 10,945,601.97 is: 16,387,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,683,044.51 : 30,966,238.40 = 10,945,601.97 : x
  2. Step 2: Convert to fraction form
    20,683,044.51/30,966,238.40 = 10,945,601.97/x
  3. Step 3: Cross multiply
    20,683,044.51x = 30,966,238.40 × 10,945,601.97
  4. Step 4: Simplify right side
    20,683,044.51x = 338,944,119,979,801.62
  5. Step 5: Solve for x
    x = 338,944,119,979,801.62/20,683,044.51
  6. Step 6: Final answer
    x = 16,387,535.20

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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.