Home / 7,243,546.80-10,865,320.20-2,195,108.40

Finding the Fourth Proportional to 7,243,546.80, 10,865,320.20 and 2,195,108.40

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Solution

The fourth proportional to 7,243,546.80, 10,865,320.20 and 2,195,108.40 is: 3,292,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,546.80 : 10,865,320.20 = 2,195,108.40 : x
  2. Step 2: Convert to fraction form
    7,243,546.80/10,865,320.20 = 2,195,108.40/x
  3. Step 3: Cross multiply
    7,243,546.80x = 10,865,320.20 × 2,195,108.40
  4. Step 4: Simplify right side
    7,243,546.80x = 23,850,555,639,709.68
  5. Step 5: Solve for x
    x = 23,850,555,639,709.68/7,243,546.80
  6. Step 6: Final answer
    x = 3,292,662.60

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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.