Home / 18,175,295.20-27,262,942.80-16,687,260.40

Finding the Fourth Proportional to 18,175,295.20, 27,262,942.80 and 16,687,260.40

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Solution

The fourth proportional to 18,175,295.20, 27,262,942.80 and 16,687,260.40 is: 25,030,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175,295.20 : 27,262,942.80 = 16,687,260.40 : x
  2. Step 2: Convert to fraction form
    18,175,295.20/27,262,942.80 = 16,687,260.40/x
  3. Step 3: Cross multiply
    18,175,295.20x = 27,262,942.80 × 16,687,260.40
  4. Step 4: Simplify right side
    18,175,295.20x = 454,943,825,773,905.12
  5. Step 5: Solve for x
    x = 454,943,825,773,905.12/18,175,295.20
  6. Step 6: Final answer
    x = 25,030,890.60

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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.