Home / 6,632,198.40-9,963,043.20-6,455,251.20

Finding the Fourth Proportional to 6,632,198.40, 9,963,043.20 and 6,455,251.20

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Solution

The fourth proportional to 6,632,198.40, 9,963,043.20 and 6,455,251.20 is: 9,697,228.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632,198.40 : 9,963,043.20 = 6,455,251.20 : x
  2. Step 2: Convert to fraction form
    6,632,198.40/9,963,043.20 = 6,455,251.20/x
  3. Step 3: Cross multiply
    6,632,198.40x = 9,963,043.20 × 6,455,251.20
  4. Step 4: Simplify right side
    6,632,198.40x = 64,313,946,572,451.84
  5. Step 5: Solve for x
    x = 64,313,946,572,451.84/6,632,198.40
  6. Step 6: Final answer
    x = 9,697,228.99

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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.