Home / 11,393,138.80-17,089,708.20-10,528,063.60

Finding the Fourth Proportional to 11,393,138.80, 17,089,708.20 and 10,528,063.60

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Solution

The fourth proportional to 11,393,138.80, 17,089,708.20 and 10,528,063.60 is: 15,792,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393,138.80 : 17,089,708.20 = 10,528,063.60 : x
  2. Step 2: Convert to fraction form
    11,393,138.80/17,089,708.20 = 10,528,063.60/x
  3. Step 3: Cross multiply
    11,393,138.80x = 17,089,708.20 × 10,528,063.60
  4. Step 4: Simplify right side
    11,393,138.80x = 179,921,534,835,041.50
  5. Step 5: Solve for x
    x = 179,921,534,835,041.50/11,393,138.80
  6. Step 6: Final answer
    x = 15,792,095.40

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1.5x scale

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.