Home / 11,261,174.43-16,893,090.25-8,439,222.72

Finding the Fourth Proportional to 11,261,174.43, 16,893,090.25 and 8,439,222.72

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Solution

The fourth proportional to 11,261,174.43, 16,893,090.25 and 8,439,222.72 is: 12,659,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261,174.43 : 16,893,090.25 = 8,439,222.72 : x
  2. Step 2: Convert to fraction form
    11,261,174.43/16,893,090.25 = 8,439,222.72/x
  3. Step 3: Cross multiply
    11,261,174.43x = 16,893,090.25 × 8,439,222.72
  4. Step 4: Simplify right side
    11,261,174.43x = 142,564,551,048,810.50
  5. Step 5: Solve for x
    x = 142,564,551,048,810.50/11,261,174.43
  6. Step 6: Final answer
    x = 12,659,829.75

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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.