Home / 25,468,087.20-38,202,130.80-17,405,930.40

Finding the Fourth Proportional to 25,468,087.20, 38,202,130.80 and 17,405,930.40

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Solution

The fourth proportional to 25,468,087.20, 38,202,130.80 and 17,405,930.40 is: 26,108,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,468,087.20 : 38,202,130.80 = 17,405,930.40 : x
  2. Step 2: Convert to fraction form
    25,468,087.20/38,202,130.80 = 17,405,930.40/x
  3. Step 3: Cross multiply
    25,468,087.20x = 38,202,130.80 × 17,405,930.40
  4. Step 4: Simplify right side
    25,468,087.20x = 664,943,629,836,496.25
  5. Step 5: Solve for x
    x = 664,943,629,836,496.25/25,468,087.20
  6. Step 6: Final answer
    x = 26,108,895.60

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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.