Home / 13,608,846.60-20,413,269.90-12,014,523.60

Finding the Fourth Proportional to 13,608,846.60, 20,413,269.90 and 12,014,523.60

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Solution

The fourth proportional to 13,608,846.60, 20,413,269.90 and 12,014,523.60 is: 18,021,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,846.60 : 20,413,269.90 = 12,014,523.60 : x
  2. Step 2: Convert to fraction form
    13,608,846.60/20,413,269.90 = 12,014,523.60/x
  3. Step 3: Cross multiply
    13,608,846.60x = 20,413,269.90 × 12,014,523.60
  4. Step 4: Simplify right side
    13,608,846.60x = 245,255,712,966,719.62
  5. Step 5: Solve for x
    x = 245,255,712,966,719.62/13,608,846.60
  6. Step 6: Final answer
    x = 18,021,785.40

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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.