Home / 19,800,322.27-27,323,957.01-10,979,724.81

Finding the Fourth Proportional to 19,800,322.27, 27,323,957.01 and 10,979,724.81

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Solution

The fourth proportional to 19,800,322.27, 27,323,957.01 and 10,979,724.81 is: 15,151,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800,322.27 : 27,323,957.01 = 10,979,724.81 : x
  2. Step 2: Convert to fraction form
    19,800,322.27/27,323,957.01 = 10,979,724.81/x
  3. Step 3: Cross multiply
    19,800,322.27x = 27,323,957.01 × 10,979,724.81
  4. Step 4: Simplify right side
    19,800,322.27x = 300,009,528,553,450.62
  5. Step 5: Solve for x
    x = 300,009,528,553,450.62/19,800,322.27
  6. Step 6: Final answer
    x = 15,151,749.78

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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.