Home / 11,085,892.20-16,628,838.30-7,303,645.80

Finding the Fourth Proportional to 11,085,892.20, 16,628,838.30 and 7,303,645.80

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Solution

The fourth proportional to 11,085,892.20, 16,628,838.30 and 7,303,645.80 is: 10,955,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085,892.20 : 16,628,838.30 = 7,303,645.80 : x
  2. Step 2: Convert to fraction form
    11,085,892.20/16,628,838.30 = 7,303,645.80/x
  3. Step 3: Cross multiply
    11,085,892.20x = 16,628,838.30 × 7,303,645.80
  4. Step 4: Simplify right side
    11,085,892.20x = 121,451,145,008,674.14
  5. Step 5: Solve for x
    x = 121,451,145,008,674.14/11,085,892.20
  6. Step 6: Final answer
    x = 10,955,468.70

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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.