Home / 40,164,992.27-55,428,858.49-22,760,758.79

Finding the Fourth Proportional to 40,164,992.27, 55,428,858.49 and 22,760,758.79

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Solution

The fourth proportional to 40,164,992.27, 55,428,858.49 and 22,760,758.79 is: 31,410,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164,992.27 : 55,428,858.49 = 22,760,758.79 : x
  2. Step 2: Convert to fraction form
    40,164,992.27/55,428,858.49 = 22,760,758.79/x
  3. Step 3: Cross multiply
    40,164,992.27x = 55,428,858.49 × 22,760,758.79
  4. Step 4: Simplify right side
    40,164,992.27x = 1,261,602,877,818,789.50
  5. Step 5: Solve for x
    x = 1,261,602,877,818,789.50/40,164,992.27
  6. Step 6: Final answer
    x = 31,410,509.67

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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.