Home / 7,431,409-11,148,986.94-2,112,625

Finding the Fourth Proportional to 7,431,409, 11,148,986.94 and 2,112,625

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Solution

The fourth proportional to 7,431,409, 11,148,986.94 and 2,112,625 is: 3,169,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,409 : 11,148,986.94 = 2,112,625 : x
  2. Step 2: Convert to fraction form
    7,431,409/11,148,986.94 = 2,112,625/x
  3. Step 3: Cross multiply
    7,431,409x = 11,148,986.94 × 2,112,625
  4. Step 4: Simplify right side
    7,431,409x = 23,553,628,534,117.50
  5. Step 5: Solve for x
    x = 23,553,628,534,117.50/7,431,409
  6. Step 6: Final answer
    x = 3,169,470.09

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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.