Home / 12,295,042.01-18,443,448.75-4,722,007.76

Finding the Fourth Proportional to 12,295,042.01, 18,443,448.75 and 4,722,007.76

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Solution

The fourth proportional to 12,295,042.01, 18,443,448.75 and 4,722,007.76 is: 7,083,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,042.01 : 18,443,448.75 = 4,722,007.76 : x
  2. Step 2: Convert to fraction form
    12,295,042.01/18,443,448.75 = 4,722,007.76/x
  3. Step 3: Cross multiply
    12,295,042.01x = 18,443,448.75 × 4,722,007.76
  4. Step 4: Simplify right side
    12,295,042.01x = 87,090,108,077,900.45
  5. Step 5: Solve for x
    x = 87,090,108,077,900.45/12,295,042.01
  6. Step 6: Final answer
    x = 7,083,351.81

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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.