Home / 16,131,740.40-24,197,610.60-12,478,575.60

Finding the Fourth Proportional to 16,131,740.40, 24,197,610.60 and 12,478,575.60

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Solution

The fourth proportional to 16,131,740.40, 24,197,610.60 and 12,478,575.60 is: 18,717,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,131,740.40 : 24,197,610.60 = 12,478,575.60 : x
  2. Step 2: Convert to fraction form
    16,131,740.40/24,197,610.60 = 12,478,575.60/x
  3. Step 3: Cross multiply
    16,131,740.40x = 24,197,610.60 × 12,478,575.60
  4. Step 4: Simplify right side
    16,131,740.40x = 301,951,713,211,461.38
  5. Step 5: Solve for x
    x = 301,951,713,211,461.38/16,131,740.40
  6. Step 6: Final answer
    x = 18,717,863.40

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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.