Home / 15,408,078.80-23,089,999.80-11,332,763.60

Finding the Fourth Proportional to 15,408,078.80, 23,089,999.80 and 11,332,763.60

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Solution

The fourth proportional to 15,408,078.80, 23,089,999.80 and 11,332,763.60 is: 16,982,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,078.80 : 23,089,999.80 = 11,332,763.60 : x
  2. Step 2: Convert to fraction form
    15,408,078.80/23,089,999.80 = 11,332,763.60/x
  3. Step 3: Cross multiply
    15,408,078.80x = 23,089,999.80 × 11,332,763.60
  4. Step 4: Simplify right side
    15,408,078.80x = 261,673,509,257,447.28
  5. Step 5: Solve for x
    x = 261,673,509,257,447.28/15,408,078.80
  6. Step 6: Final answer
    x = 16,982,877.14

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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.