Home / 27,685,272.20-41,527,908.30-20,032,521.80

Finding the Fourth Proportional to 27,685,272.20, 41,527,908.30 and 20,032,521.80

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Solution

The fourth proportional to 27,685,272.20, 41,527,908.30 and 20,032,521.80 is: 30,048,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685,272.20 : 41,527,908.30 = 20,032,521.80 : x
  2. Step 2: Convert to fraction form
    27,685,272.20/41,527,908.30 = 20,032,521.80/x
  3. Step 3: Cross multiply
    27,685,272.20x = 41,527,908.30 × 20,032,521.80
  4. Step 4: Simplify right side
    27,685,272.20x = 831,908,728,328,150.88
  5. Step 5: Solve for x
    x = 831,908,728,328,150.88/27,685,272.20
  6. Step 6: Final answer
    x = 30,048,782.70

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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.