Home / 17,169,783.75-23,670,625.56-13,696,909.76

Finding the Fourth Proportional to 17,169,783.75, 23,670,625.56 and 13,696,909.76

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Solution

The fourth proportional to 17,169,783.75, 23,670,625.56 and 13,696,909.76 is: 18,882,848.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169,783.75 : 23,670,625.56 = 13,696,909.76 : x
  2. Step 2: Convert to fraction form
    17,169,783.75/23,670,625.56 = 13,696,909.76/x
  3. Step 3: Cross multiply
    17,169,783.75x = 23,670,625.56 × 13,696,909.76
  4. Step 4: Simplify right side
    17,169,783.75x = 324,214,422,258,069.44
  5. Step 5: Solve for x
    x = 324,214,422,258,069.44/17,169,783.75
  6. Step 6: Final answer
    x = 18,882,848.32

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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.