Home / 11,385,376.20-17,078,064.30-3,298,615.65

Finding the Fourth Proportional to 11,385,376.20, 17,078,064.30 and 3,298,615.65

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Solution

The fourth proportional to 11,385,376.20, 17,078,064.30 and 3,298,615.65 is: 4,947,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,376.20 : 17,078,064.30 = 3,298,615.65 : x
  2. Step 2: Convert to fraction form
    11,385,376.20/17,078,064.30 = 3,298,615.65/x
  3. Step 3: Cross multiply
    11,385,376.20x = 17,078,064.30 × 3,298,615.65
  4. Step 4: Simplify right side
    11,385,376.20x = 56,333,970,171,686.30
  5. Step 5: Solve for x
    x = 56,333,970,171,686.30/11,385,376.20
  6. Step 6: Final answer
    x = 4,947,923.48

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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.