Home / 7,742,936.43-10,685,187.51-4,305,147.39

Finding the Fourth Proportional to 7,742,936.43, 10,685,187.51 and 4,305,147.39

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Solution

The fourth proportional to 7,742,936.43, 10,685,187.51 and 4,305,147.39 is: 5,941,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742,936.43 : 10,685,187.51 = 4,305,147.39 : x
  2. Step 2: Convert to fraction form
    7,742,936.43/10,685,187.51 = 4,305,147.39/x
  3. Step 3: Cross multiply
    7,742,936.43x = 10,685,187.51 × 4,305,147.39
  4. Step 4: Simplify right side
    7,742,936.43x = 46,001,307,120,337.09
  5. Step 5: Solve for x
    x = 46,001,307,120,337.09/7,742,936.43
  6. Step 6: Final answer
    x = 5,941,067.39

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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.