Home / 8,730,820.80-13,096,231.20-8,234,809.20

Finding the Fourth Proportional to 8,730,820.80, 13,096,231.20 and 8,234,809.20

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Solution

The fourth proportional to 8,730,820.80, 13,096,231.20 and 8,234,809.20 is: 12,352,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730,820.80 : 13,096,231.20 = 8,234,809.20 : x
  2. Step 2: Convert to fraction form
    8,730,820.80/13,096,231.20 = 8,234,809.20/x
  3. Step 3: Cross multiply
    8,730,820.80x = 13,096,231.20 × 8,234,809.20
  4. Step 4: Simplify right side
    8,730,820.80x = 107,844,965,171,087.03
  5. Step 5: Solve for x
    x = 107,844,965,171,087.03/8,730,820.80
  6. Step 6: Final answer
    x = 12,352,213.80

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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.