Home / 13,532,083.40-20,298,125.10-12,575,489.60

Finding the Fourth Proportional to 13,532,083.40, 20,298,125.10 and 12,575,489.60

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Solution

The fourth proportional to 13,532,083.40, 20,298,125.10 and 12,575,489.60 is: 18,863,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,083.40 : 20,298,125.10 = 12,575,489.60 : x
  2. Step 2: Convert to fraction form
    13,532,083.40/20,298,125.10 = 12,575,489.60/x
  3. Step 3: Cross multiply
    13,532,083.40x = 20,298,125.10 × 12,575,489.60
  4. Step 4: Simplify right side
    13,532,083.40x = 255,258,861,094,548.97
  5. Step 5: Solve for x
    x = 255,258,861,094,548.97/13,532,083.40
  6. Step 6: Final answer
    x = 18,863,234.40

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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.