Home / 27,388,820.80-41,083,231.20-19,426,196.80

Finding the Fourth Proportional to 27,388,820.80, 41,083,231.20 and 19,426,196.80

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Solution

The fourth proportional to 27,388,820.80, 41,083,231.20 and 19,426,196.80 is: 29,139,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388,820.80 : 41,083,231.20 = 19,426,196.80 : x
  2. Step 2: Convert to fraction form
    27,388,820.80/41,083,231.20 = 19,426,196.80/x
  3. Step 3: Cross multiply
    27,388,820.80x = 41,083,231.20 × 19,426,196.80
  4. Step 4: Simplify right side
    27,388,820.80x = 798,090,934,471,100.25
  5. Step 5: Solve for x
    x = 798,090,934,471,100.25/27,388,820.80
  6. Step 6: Final answer
    x = 29,139,295.20

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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.