Home / 12,474,092.90-18,685,039.26-10,032,045.60

Finding the Fourth Proportional to 12,474,092.90, 18,685,039.26 and 10,032,045.60

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Solution

The fourth proportional to 12,474,092.90, 18,685,039.26 and 10,032,045.60 is: 15,027,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,092.90 : 18,685,039.26 = 10,032,045.60 : x
  2. Step 2: Convert to fraction form
    12,474,092.90/18,685,039.26 = 10,032,045.60/x
  3. Step 3: Cross multiply
    12,474,092.90x = 18,685,039.26 × 10,032,045.60
  4. Step 4: Simplify right side
    12,474,092.90x = 187,449,165,894,110.25
  5. Step 5: Solve for x
    x = 187,449,165,894,110.25/12,474,092.90
  6. Step 6: Final answer
    x = 15,027,077.91

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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.