Home / 7,518,639.04-10,375,741.89-4,080,880.09

Finding the Fourth Proportional to 7,518,639.04, 10,375,741.89 and 4,080,880.09

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Solution

The fourth proportional to 7,518,639.04, 10,375,741.89 and 4,080,880.09 is: 5,631,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,639.04 : 10,375,741.89 = 4,080,880.09 : x
  2. Step 2: Convert to fraction form
    7,518,639.04/10,375,741.89 = 4,080,880.09/x
  3. Step 3: Cross multiply
    7,518,639.04x = 10,375,741.89 × 4,080,880.09
  4. Step 4: Simplify right side
    7,518,639.04x = 42,342,158,497,879.97
  5. Step 5: Solve for x
    x = 42,342,158,497,879.97/7,518,639.04
  6. Step 6: Final answer
    x = 5,631,625.39

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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.