Home / 18,065,310.40-27,090,092.40-7,279,026.40

Finding the Fourth Proportional to 18,065,310.40, 27,090,092.40 and 7,279,026.40

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Solution

The fourth proportional to 18,065,310.40, 27,090,092.40 and 7,279,026.40 is: 10,915,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,310.40 : 27,090,092.40 = 7,279,026.40 : x
  2. Step 2: Convert to fraction form
    18,065,310.40/27,090,092.40 = 7,279,026.40/x
  3. Step 3: Cross multiply
    18,065,310.40x = 27,090,092.40 × 7,279,026.40
  4. Step 4: Simplify right side
    18,065,310.40x = 197,189,497,758,039.34
  5. Step 5: Solve for x
    x = 197,189,497,758,039.34/18,065,310.40
  6. Step 6: Final answer
    x = 10,915,367.26

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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.