Home / 20,102,958.54-27,742,061.79-10,935,579.42

Finding the Fourth Proportional to 20,102,958.54, 27,742,061.79 and 10,935,579.42

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Solution

The fourth proportional to 20,102,958.54, 27,742,061.79 and 10,935,579.42 is: 15,091,088.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,102,958.54 : 27,742,061.79 = 10,935,579.42 : x
  2. Step 2: Convert to fraction form
    20,102,958.54/27,742,061.79 = 10,935,579.42/x
  3. Step 3: Cross multiply
    20,102,958.54x = 27,742,061.79 × 10,935,579.42
  4. Step 4: Simplify right side
    20,102,958.54x = 303,375,519,979,092.38
  5. Step 5: Solve for x
    x = 303,375,519,979,092.38/20,102,958.54
  6. Step 6: Final answer
    x = 15,091,088.18

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1.5x scale

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.