Home / 27,565,366.30-41,348,049.45-20,390,912.80

Finding the Fourth Proportional to 27,565,366.30, 41,348,049.45 and 20,390,912.80

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Solution

The fourth proportional to 27,565,366.30, 41,348,049.45 and 20,390,912.80 is: 30,586,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,565,366.30 : 41,348,049.45 = 20,390,912.80 : x
  2. Step 2: Convert to fraction form
    27,565,366.30/41,348,049.45 = 20,390,912.80/x
  3. Step 3: Cross multiply
    27,565,366.30x = 41,348,049.45 × 20,390,912.80
  4. Step 4: Simplify right side
    27,565,366.30x = 843,124,470,785,038
  5. Step 5: Solve for x
    x = 843,124,470,785,038/27,565,366.30
  6. Step 6: Final answer
    x = 30,586,369.20

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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.