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Finding the Fourth Proportional to 11,073,007.05, 16,578,017.78 and 11,073,007.05

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Solution

The fourth proportional to 11,073,007.05, 16,578,017.78 and 11,073,007.05 is: 16,578,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073,007.05 : 16,578,017.78 = 11,073,007.05 : x
  2. Step 2: Convert to fraction form
    11,073,007.05/16,578,017.78 = 11,073,007.05/x
  3. Step 3: Cross multiply
    11,073,007.05x = 16,578,017.78 × 11,073,007.05
  4. Step 4: Simplify right side
    11,073,007.05x = 183,568,507,697,600.34
  5. Step 5: Solve for x
    x = 183,568,507,697,600.34/11,073,007.05
  6. Step 6: Final answer
    x = 16,578,017.78

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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.