Home / 7,658,935.10-11,476,592.85-6,643,292.30

Finding the Fourth Proportional to 7,658,935.10, 11,476,592.85 and 6,643,292.30

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Solution

The fourth proportional to 7,658,935.10, 11,476,592.85 and 6,643,292.30 is: 9,954,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,935.10 : 11,476,592.85 = 6,643,292.30 : x
  2. Step 2: Convert to fraction form
    7,658,935.10/11,476,592.85 = 6,643,292.30/x
  3. Step 3: Cross multiply
    7,658,935.10x = 11,476,592.85 × 6,643,292.30
  4. Step 4: Simplify right side
    7,658,935.10x = 76,242,360,910,640.05
  5. Step 5: Solve for x
    x = 76,242,360,910,640.05/7,658,935.10
  6. Step 6: Final answer
    x = 9,954,694.73

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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.