Home / 12,295,046.31-18,443,455.23-4,722,012.06

Finding the Fourth Proportional to 12,295,046.31, 18,443,455.23 and 4,722,012.06

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Solution

The fourth proportional to 12,295,046.31, 18,443,455.23 and 4,722,012.06 is: 7,083,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,046.31 : 18,443,455.23 = 4,722,012.06 : x
  2. Step 2: Convert to fraction form
    12,295,046.31/18,443,455.23 = 4,722,012.06/x
  3. Step 3: Cross multiply
    12,295,046.31x = 18,443,455.23 × 4,722,012.06
  4. Step 4: Simplify right side
    12,295,046.31x = 87,090,218,024,130.06
  5. Step 5: Solve for x
    x = 87,090,218,024,130.06/12,295,046.31
  6. Step 6: Final answer
    x = 7,083,358.28

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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.