Home / 18,347,278.65-27,520,917.98-5,567,762.85

Finding the Fourth Proportional to 18,347,278.65, 27,520,917.98 and 5,567,762.85

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Solution

The fourth proportional to 18,347,278.65, 27,520,917.98 and 5,567,762.85 is: 8,351,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,278.65 : 27,520,917.98 = 5,567,762.85 : x
  2. Step 2: Convert to fraction form
    18,347,278.65/27,520,917.98 = 5,567,762.85/x
  3. Step 3: Cross multiply
    18,347,278.65x = 27,520,917.98 × 5,567,762.85
  4. Step 4: Simplify right side
    18,347,278.65x = 153,229,944,699,102.22
  5. Step 5: Solve for x
    x = 153,229,944,699,102.22/18,347,278.65
  6. Step 6: Final answer
    x = 8,351,644.28

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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.