Home / 8,941,002.20-13,471,243.10-8,089,154.72

Finding the Fourth Proportional to 8,941,002.20, 13,471,243.10 and 8,089,154.72

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Solution

The fourth proportional to 8,941,002.20, 13,471,243.10 and 8,089,154.72 is: 12,187,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941,002.20 : 13,471,243.10 = 8,089,154.72 : x
  2. Step 2: Convert to fraction form
    8,941,002.20/13,471,243.10 = 8,089,154.72/x
  3. Step 3: Cross multiply
    8,941,002.20x = 13,471,243.10 × 8,089,154.72
  4. Step 4: Simplify right side
    8,941,002.20x = 108,970,969,706,632.42
  5. Step 5: Solve for x
    x = 108,970,969,706,632.42/8,941,002.20
  6. Step 6: Final answer
    x = 12,187,780.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.