Home / 13,200,490.44-19,800,751.44-3,615,951.60

Finding the Fourth Proportional to 13,200,490.44, 19,800,751.44 and 3,615,951.60

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Solution

The fourth proportional to 13,200,490.44, 19,800,751.44 and 3,615,951.60 is: 5,423,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200,490.44 : 19,800,751.44 = 3,615,951.60 : x
  2. Step 2: Convert to fraction form
    13,200,490.44/19,800,751.44 = 3,615,951.60/x
  3. Step 3: Cross multiply
    13,200,490.44x = 19,800,751.44 × 3,615,951.60
  4. Step 4: Simplify right side
    13,200,490.44x = 71,598,558,850,670.31
  5. Step 5: Solve for x
    x = 71,598,558,850,670.31/13,200,490.44
  6. Step 6: Final answer
    x = 5,423,931.72

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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.