Home / 6,648,918.99-9,175,112.67-3,857,826.72

Finding the Fourth Proportional to 6,648,918.99, 9,175,112.67 and 3,857,826.72

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Solution

The fourth proportional to 6,648,918.99, 9,175,112.67 and 3,857,826.72 is: 5,323,571.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,918.99 : 9,175,112.67 = 3,857,826.72 : x
  2. Step 2: Convert to fraction form
    6,648,918.99/9,175,112.67 = 3,857,826.72/x
  3. Step 3: Cross multiply
    6,648,918.99x = 9,175,112.67 × 3,857,826.72
  4. Step 4: Simplify right side
    6,648,918.99x = 35,395,994,817,336.55
  5. Step 5: Solve for x
    x = 35,395,994,817,336.55/6,648,918.99
  6. Step 6: Final answer
    x = 5,323,571.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.