Home / 6,790,483.26-10,187,342.82-1,998,328.86

Finding the Fourth Proportional to 6,790,483.26, 10,187,342.82 and 1,998,328.86

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Solution

The fourth proportional to 6,790,483.26, 10,187,342.82 and 1,998,328.86 is: 2,997,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790,483.26 : 10,187,342.82 = 1,998,328.86 : x
  2. Step 2: Convert to fraction form
    6,790,483.26/10,187,342.82 = 1,998,328.86/x
  3. Step 3: Cross multiply
    6,790,483.26x = 10,187,342.82 × 1,998,328.86
  4. Step 4: Simplify right side
    6,790,483.26x = 20,357,661,163,919.79
  5. Step 5: Solve for x
    x = 20,357,661,163,919.79/6,790,483.26
  6. Step 6: Final answer
    x = 2,997,969.42

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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.