Home / 18,148,086.80-27,143,398.20-16,242,772.40

Finding the Fourth Proportional to 18,148,086.80, 27,143,398.20 and 16,242,772.40

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Solution

The fourth proportional to 18,148,086.80, 27,143,398.20 and 16,242,772.40 is: 24,293,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,086.80 : 27,143,398.20 = 16,242,772.40 : x
  2. Step 2: Convert to fraction form
    18,148,086.80/27,143,398.20 = 16,242,772.40/x
  3. Step 3: Cross multiply
    18,148,086.80x = 27,143,398.20 × 16,242,772.40
  4. Step 4: Simplify right side
    18,148,086.80x = 440,884,039,125,169.69
  5. Step 5: Solve for x
    x = 440,884,039,125,169.69/18,148,086.80
  6. Step 6: Final answer
    x = 24,293,692.44

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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.