Home / 25,200,751.45-37,806,638.69-8,163,146.65

Finding the Fourth Proportional to 25,200,751.45, 37,806,638.69 and 8,163,146.65

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Solution

The fourth proportional to 25,200,751.45, 37,806,638.69 and 8,163,146.65 is: 12,246,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,200,751.45 : 37,806,638.69 = 8,163,146.65 : x
  2. Step 2: Convert to fraction form
    25,200,751.45/37,806,638.69 = 8,163,146.65/x
  3. Step 3: Cross multiply
    25,200,751.45x = 37,806,638.69 × 8,163,146.65
  4. Step 4: Simplify right side
    25,200,751.45x = 308,621,135,970,033.88
  5. Step 5: Solve for x
    x = 308,621,135,970,033.88/25,200,751.45
  6. Step 6: Final answer
    x = 12,246,505.29

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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.