Home / 18,461,395.20-27,692,092.80-16,388,775.30

Finding the Fourth Proportional to 18,461,395.20, 27,692,092.80 and 16,388,775.30

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Solution

The fourth proportional to 18,461,395.20, 27,692,092.80 and 16,388,775.30 is: 24,583,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461,395.20 : 27,692,092.80 = 16,388,775.30 : x
  2. Step 2: Convert to fraction form
    18,461,395.20/27,692,092.80 = 16,388,775.30/x
  3. Step 3: Cross multiply
    18,461,395.20x = 27,692,092.80 × 16,388,775.30
  4. Step 4: Simplify right side
    18,461,395.20x = 453,839,486,485,947.88
  5. Step 5: Solve for x
    x = 453,839,486,485,947.88/18,461,395.20
  6. Step 6: Final answer
    x = 24,583,162.95

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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.