Home / 18,090,025.60-27,135,038.40-16,389,414.40

Finding the Fourth Proportional to 18,090,025.60, 27,135,038.40 and 16,389,414.40

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Solution

The fourth proportional to 18,090,025.60, 27,135,038.40 and 16,389,414.40 is: 24,584,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090,025.60 : 27,135,038.40 = 16,389,414.40 : x
  2. Step 2: Convert to fraction form
    18,090,025.60/27,135,038.40 = 16,389,414.40/x
  3. Step 3: Cross multiply
    18,090,025.60x = 27,135,038.40 × 16,389,414.40
  4. Step 4: Simplify right side
    18,090,025.60x = 444,727,389,097,512.94
  5. Step 5: Solve for x
    x = 444,727,389,097,512.94/18,090,025.60
  6. Step 6: Final answer
    x = 24,584,121.60

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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.