Home / 18,338,464.80-27,507,697.20-16,952,781.60

Finding the Fourth Proportional to 18,338,464.80, 27,507,697.20 and 16,952,781.60

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Solution

The fourth proportional to 18,338,464.80, 27,507,697.20 and 16,952,781.60 is: 25,429,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,464.80 : 27,507,697.20 = 16,952,781.60 : x
  2. Step 2: Convert to fraction form
    18,338,464.80/27,507,697.20 = 16,952,781.60/x
  3. Step 3: Cross multiply
    18,338,464.80x = 27,507,697.20 × 16,952,781.60
  4. Step 4: Simplify right side
    18,338,464.80x = 466,331,982,950,531.56
  5. Step 5: Solve for x
    x = 466,331,982,950,531.56/18,338,464.80
  6. Step 6: Final answer
    x = 25,429,172.40

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1.5x scale

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.