Home / 27,711,989.14-38,241,946.56-15,321,606.34

Finding the Fourth Proportional to 27,711,989.14, 38,241,946.56 and 15,321,606.34

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Solution

The fourth proportional to 27,711,989.14, 38,241,946.56 and 15,321,606.34 is: 21,143,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,711,989.14 : 38,241,946.56 = 15,321,606.34 : x
  2. Step 2: Convert to fraction form
    27,711,989.14/38,241,946.56 = 15,321,606.34/x
  3. Step 3: Cross multiply
    27,711,989.14x = 38,241,946.56 × 15,321,606.34
  4. Step 4: Simplify right side
    27,711,989.14x = 585,928,050,867,637.25
  5. Step 5: Solve for x
    x = 585,928,050,867,637.25/27,711,989.14
  6. Step 6: Final answer
    x = 21,143,485.87

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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.