Home / 11,863,349.42-17,766,287.60-8,209,841.72

Finding the Fourth Proportional to 11,863,349.42, 17,766,287.60 and 8,209,841.72

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Solution

The fourth proportional to 11,863,349.42, 17,766,287.60 and 8,209,841.72 is: 12,294,875.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863,349.42 : 17,766,287.60 = 8,209,841.72 : x
  2. Step 2: Convert to fraction form
    11,863,349.42/17,766,287.60 = 8,209,841.72/x
  3. Step 3: Cross multiply
    11,863,349.42x = 17,766,287.60 × 8,209,841.72
  4. Step 4: Simplify right side
    11,863,349.42x = 145,858,409,147,998.69
  5. Step 5: Solve for x
    x = 145,858,409,147,998.69/11,863,349.42
  6. Step 6: Final answer
    x = 12,294,875.92

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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.