Home / 12,242,669.60-18,364,004.40-3,722,992.40

Finding the Fourth Proportional to 12,242,669.60, 18,364,004.40 and 3,722,992.40

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Solution

The fourth proportional to 12,242,669.60, 18,364,004.40 and 3,722,992.40 is: 5,584,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,669.60 : 18,364,004.40 = 3,722,992.40 : x
  2. Step 2: Convert to fraction form
    12,242,669.60/18,364,004.40 = 3,722,992.40/x
  3. Step 3: Cross multiply
    12,242,669.60x = 18,364,004.40 × 3,722,992.40
  4. Step 4: Simplify right side
    12,242,669.60x = 68,369,048,814,766.55
  5. Step 5: Solve for x
    x = 68,369,048,814,766.55/12,242,669.60
  6. Step 6: Final answer
    x = 5,584,488.60

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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.