Home / 17,121,738.80-23,627,993.86-9,386,615.05

Finding the Fourth Proportional to 17,121,738.80, 23,627,993.86 and 9,386,615.05

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Solution

The fourth proportional to 17,121,738.80, 23,627,993.86 and 9,386,615.05 is: 12,953,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121,738.80 : 23,627,993.86 = 9,386,615.05 : x
  2. Step 2: Convert to fraction form
    17,121,738.80/23,627,993.86 = 9,386,615.05/x
  3. Step 3: Cross multiply
    17,121,738.80x = 23,627,993.86 × 9,386,615.05
  4. Step 4: Simplify right side
    17,121,738.80x = 221,786,882,720,246.84
  5. Step 5: Solve for x
    x = 221,786,882,720,246.84/17,121,738.80
  6. Step 6: Final answer
    x = 12,953,525.65

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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.