Home / 18,406,504.80-27,609,757.20-18,294,530.40

Finding the Fourth Proportional to 18,406,504.80, 27,609,757.20 and 18,294,530.40

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Solution

The fourth proportional to 18,406,504.80, 27,609,757.20 and 18,294,530.40 is: 27,441,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,406,504.80 : 27,609,757.20 = 18,294,530.40 : x
  2. Step 2: Convert to fraction form
    18,406,504.80/27,609,757.20 = 18,294,530.40/x
  3. Step 3: Cross multiply
    18,406,504.80x = 27,609,757.20 × 18,294,530.40
  4. Step 4: Simplify right side
    18,406,504.80x = 505,107,542,432,018.81
  5. Step 5: Solve for x
    x = 505,107,542,432,018.81/18,406,504.80
  6. Step 6: Final answer
    x = 27,441,795.60

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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.