Home / 18,095,810.20-27,143,715.30-15,261,458.20

Finding the Fourth Proportional to 18,095,810.20, 27,143,715.30 and 15,261,458.20

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Solution

The fourth proportional to 18,095,810.20, 27,143,715.30 and 15,261,458.20 is: 22,892,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095,810.20 : 27,143,715.30 = 15,261,458.20 : x
  2. Step 2: Convert to fraction form
    18,095,810.20/27,143,715.30 = 15,261,458.20/x
  3. Step 3: Cross multiply
    18,095,810.20x = 27,143,715.30 × 15,261,458.20
  4. Step 4: Simplify right side
    18,095,810.20x = 414,252,676,443,650.44
  5. Step 5: Solve for x
    x = 414,252,676,443,650.44/18,095,810.20
  6. Step 6: Final answer
    x = 22,892,187.30

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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.