Home / 10,858,523.80-16,289,628.90-3,285,429.40

Finding the Fourth Proportional to 10,858,523.80, 16,289,628.90 and 3,285,429.40

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Solution

The fourth proportional to 10,858,523.80, 16,289,628.90 and 3,285,429.40 is: 4,928,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,523.80 : 16,289,628.90 = 3,285,429.40 : x
  2. Step 2: Convert to fraction form
    10,858,523.80/16,289,628.90 = 3,285,429.40/x
  3. Step 3: Cross multiply
    10,858,523.80x = 16,289,628.90 × 3,285,429.40
  4. Step 4: Simplify right side
    10,858,523.80x = 53,518,425,703,149.66
  5. Step 5: Solve for x
    x = 53,518,425,703,149.66/10,858,523.80
  6. Step 6: Final answer
    x = 4,928,701.79

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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.