Home / 7,685,108.30-11,525,962.70-2,219,017.10

Finding the Fourth Proportional to 7,685,108.30, 11,525,962.70 and 2,219,017.10

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Solution

The fourth proportional to 7,685,108.30, 11,525,962.70 and 2,219,017.10 is: 3,328,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,108.30 : 11,525,962.70 = 2,219,017.10 : x
  2. Step 2: Convert to fraction form
    7,685,108.30/11,525,962.70 = 2,219,017.10/x
  3. Step 3: Cross multiply
    7,685,108.30x = 11,525,962.70 × 2,219,017.10
  4. Step 4: Simplify right side
    7,685,108.30x = 25,576,308,273,179.90
  5. Step 5: Solve for x
    x = 25,576,308,273,179.90/7,685,108.30
  6. Step 6: Final answer
    x = 3,328,034.85

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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.