Home / 5,127,881.93-7,078,655.97-3,195,097.44

Finding the Fourth Proportional to 5,127,881.93, 7,078,655.97 and 3,195,097.44

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Solution

The fourth proportional to 5,127,881.93, 7,078,655.97 and 3,195,097.44 is: 4,410,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,881.93 : 7,078,655.97 = 3,195,097.44 : x
  2. Step 2: Convert to fraction form
    5,127,881.93/7,078,655.97 = 3,195,097.44/x
  3. Step 3: Cross multiply
    5,127,881.93x = 7,078,655.97 × 3,195,097.44
  4. Step 4: Simplify right side
    5,127,881.93x = 22,616,995,568,387.71
  5. Step 5: Solve for x
    x = 22,616,995,568,387.71/5,127,881.93
  6. Step 6: Final answer
    x = 4,410,592.11

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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.