Home / 12,177,062.91-18,266,447.30-4,890,523.23

Finding the Fourth Proportional to 12,177,062.91, 18,266,447.30 and 4,890,523.23

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Solution

The fourth proportional to 12,177,062.91, 18,266,447.30 and 4,890,523.23 is: 7,336,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,177,062.91 : 18,266,447.30 = 4,890,523.23 : x
  2. Step 2: Convert to fraction form
    12,177,062.91/18,266,447.30 = 4,890,523.23/x
  3. Step 3: Cross multiply
    12,177,062.91x = 18,266,447.30 × 4,890,523.23
  4. Step 4: Simplify right side
    12,177,062.91x = 89,332,484,825,768.19
  5. Step 5: Solve for x
    x = 89,332,484,825,768.19/12,177,062.91
  6. Step 6: Final answer
    x = 7,336,127.40

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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.