Home / 12,127,121.14-16,735,324.53-6,694,496.50

Finding the Fourth Proportional to 12,127,121.14, 16,735,324.53 and 6,694,496.50

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Solution

The fourth proportional to 12,127,121.14, 16,735,324.53 and 6,694,496.50 is: 9,238,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,121.14 : 16,735,324.53 = 6,694,496.50 : x
  2. Step 2: Convert to fraction form
    12,127,121.14/16,735,324.53 = 6,694,496.50/x
  3. Step 3: Cross multiply
    12,127,121.14x = 16,735,324.53 × 6,694,496.50
  4. Step 4: Simplify right side
    12,127,121.14x = 112,034,571,492,449.14
  5. Step 5: Solve for x
    x = 112,034,571,492,449.14/12,127,121.14
  6. Step 6: Final answer
    x = 9,238,348.51

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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.