Home / 20,683,043.01-30,966,236.15-10,945,600.47

Finding the Fourth Proportional to 20,683,043.01, 30,966,236.15 and 10,945,600.47

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Solution

The fourth proportional to 20,683,043.01, 30,966,236.15 and 10,945,600.47 is: 16,387,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,683,043.01 : 30,966,236.15 = 10,945,600.47 : x
  2. Step 2: Convert to fraction form
    20,683,043.01/30,966,236.15 = 10,945,600.47/x
  3. Step 3: Cross multiply
    20,683,043.01x = 30,966,236.15 × 10,945,600.47
  4. Step 4: Simplify right side
    20,683,043.01x = 338,944,048,902,843
  5. Step 5: Solve for x
    x = 338,944,048,902,843/20,683,043.01
  6. Step 6: Final answer
    x = 16,387,532.95

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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.