Home / 12,295,041.82-18,443,448.47-4,722,007.57

Finding the Fourth Proportional to 12,295,041.82, 18,443,448.47 and 4,722,007.57

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Solution

The fourth proportional to 12,295,041.82, 18,443,448.47 and 4,722,007.57 is: 7,083,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,041.82 : 18,443,448.47 = 4,722,007.57 : x
  2. Step 2: Convert to fraction form
    12,295,041.82/18,443,448.47 = 4,722,007.57/x
  3. Step 3: Cross multiply
    12,295,041.82x = 18,443,448.47 × 4,722,007.57
  4. Step 4: Simplify right side
    12,295,041.82x = 87,090,103,335,124.44
  5. Step 5: Solve for x
    x = 87,090,103,335,124.44/12,295,041.82
  6. Step 6: Final answer
    x = 7,083,351.53

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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.