Home / 17,202,419.40-25,803,629.10-15,344,473.80

Finding the Fourth Proportional to 17,202,419.40, 25,803,629.10 and 15,344,473.80

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Solution

The fourth proportional to 17,202,419.40, 25,803,629.10 and 15,344,473.80 is: 23,016,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202,419.40 : 25,803,629.10 = 15,344,473.80 : x
  2. Step 2: Convert to fraction form
    17,202,419.40/25,803,629.10 = 15,344,473.80/x
  3. Step 3: Cross multiply
    17,202,419.40x = 25,803,629.10 × 15,344,473.80
  4. Step 4: Simplify right side
    17,202,419.40x = 395,943,110,669,867.62
  5. Step 5: Solve for x
    x = 395,943,110,669,867.62/17,202,419.40
  6. Step 6: Final answer
    x = 23,016,710.70

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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.