Home / 5,151,112.95-7,108,563.33-3,218,494.26

Finding the Fourth Proportional to 5,151,112.95, 7,108,563.33 and 3,218,494.26

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Solution

The fourth proportional to 5,151,112.95, 7,108,563.33 and 3,218,494.26 is: 4,441,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,112.95 : 7,108,563.33 = 3,218,494.26 : x
  2. Step 2: Convert to fraction form
    5,151,112.95/7,108,563.33 = 3,218,494.26/x
  3. Step 3: Cross multiply
    5,151,112.95x = 7,108,563.33 × 3,218,494.26
  4. Step 4: Simplify right side
    5,151,112.95x = 22,878,870,274,451.48
  5. Step 5: Solve for x
    x = 22,878,870,274,451.48/5,151,112.95
  6. Step 6: Final answer
    x = 4,441,539.24

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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.