Home / 55,116,669.67-76,022,279.80-36,272,247.65

Finding the Fourth Proportional to 55,116,669.67, 76,022,279.80 and 36,272,247.65

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Solution

The fourth proportional to 55,116,669.67, 76,022,279.80 and 36,272,247.65 is: 50,030,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116,669.67 : 76,022,279.80 = 36,272,247.65 : x
  2. Step 2: Convert to fraction form
    55,116,669.67/76,022,279.80 = 36,272,247.65/x
  3. Step 3: Cross multiply
    55,116,669.67x = 76,022,279.80 × 36,272,247.65
  4. Step 4: Simplify right side
    55,116,669.67x = 2,757,498,959,649,140
  5. Step 5: Solve for x
    x = 2,757,498,959,649,140/55,116,669.67
  6. Step 6: Final answer
    x = 50,030,217.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.