Home / 27,685,231.20-41,527,846.80-20,032,480.80

Finding the Fourth Proportional to 27,685,231.20, 41,527,846.80 and 20,032,480.80

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Solution

The fourth proportional to 27,685,231.20, 41,527,846.80 and 20,032,480.80 is: 30,048,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685,231.20 : 41,527,846.80 = 20,032,480.80 : x
  2. Step 2: Convert to fraction form
    27,685,231.20/41,527,846.80 = 20,032,480.80/x
  3. Step 3: Cross multiply
    27,685,231.20x = 41,527,846.80 × 20,032,480.80
  4. Step 4: Simplify right side
    27,685,231.20x = 831,905,793,686,341.38
  5. Step 5: Solve for x
    x = 831,905,793,686,341.38/27,685,231.20
  6. Step 6: Final answer
    x = 30,048,721.20

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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.