Home / 12,404,431.60-18,592,823.40-4,828,879.60

Finding the Fourth Proportional to 12,404,431.60, 18,592,823.40 and 4,828,879.60

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Solution

The fourth proportional to 12,404,431.60, 18,592,823.40 and 4,828,879.60 is: 7,237,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,431.60 : 18,592,823.40 = 4,828,879.60 : x
  2. Step 2: Convert to fraction form
    12,404,431.60/18,592,823.40 = 4,828,879.60/x
  3. Step 3: Cross multiply
    12,404,431.60x = 18,592,823.40 × 4,828,879.60
  4. Step 4: Simplify right side
    12,404,431.60x = 89,782,505,622,662.62
  5. Step 5: Solve for x
    x = 89,782,505,622,662.62/12,404,431.60
  6. Step 6: Final answer
    x = 7,237,937.90

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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.