Home / 13,337,583.96-18,399,094.02-8,434,548.60

Finding the Fourth Proportional to 13,337,583.96, 18,399,094.02 and 8,434,548.60

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Solution

The fourth proportional to 13,337,583.96, 18,399,094.02 and 8,434,548.60 is: 11,635,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337,583.96 : 18,399,094.02 = 8,434,548.60 : x
  2. Step 2: Convert to fraction form
    13,337,583.96/18,399,094.02 = 8,434,548.60/x
  3. Step 3: Cross multiply
    13,337,583.96x = 18,399,094.02 × 8,434,548.60
  4. Step 4: Simplify right side
    13,337,583.96x = 155,188,052,707,659.38
  5. Step 5: Solve for x
    x = 155,188,052,707,659.38/13,337,583.96
  6. Step 6: Final answer
    x = 11,635,394.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.