Home / 13,350,516.41-18,424,074.89-7,550,165.54

Finding the Fourth Proportional to 13,350,516.41, 18,424,074.89 and 7,550,165.54

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Solution

The fourth proportional to 13,350,516.41, 18,424,074.89 and 7,550,165.54 is: 10,419,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,516.41 : 18,424,074.89 = 7,550,165.54 : x
  2. Step 2: Convert to fraction form
    13,350,516.41/18,424,074.89 = 7,550,165.54/x
  3. Step 3: Cross multiply
    13,350,516.41x = 18,424,074.89 × 7,550,165.54
  4. Step 4: Simplify right side
    13,350,516.41x = 139,104,815,405,792.89
  5. Step 5: Solve for x
    x = 139,104,815,405,792.89/13,350,516.41
  6. Step 6: Final answer
    x = 10,419,433.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.