Home / 18,090,021.60-27,135,032.40-16,389,410.40

Finding the Fourth Proportional to 18,090,021.60, 27,135,032.40 and 16,389,410.40

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Solution

The fourth proportional to 18,090,021.60, 27,135,032.40 and 16,389,410.40 is: 24,584,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090,021.60 : 27,135,032.40 = 16,389,410.40 : x
  2. Step 2: Convert to fraction form
    18,090,021.60/27,135,032.40 = 16,389,410.40/x
  3. Step 3: Cross multiply
    18,090,021.60x = 27,135,032.40 × 16,389,410.40
  4. Step 4: Simplify right side
    18,090,021.60x = 444,727,182,220,896.94
  5. Step 5: Solve for x
    x = 444,727,182,220,896.94/18,090,021.60
  6. Step 6: Final answer
    x = 24,584,115.60

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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.