Home / 12,295,042.38-18,443,449.31-4,722,008.13

Finding the Fourth Proportional to 12,295,042.38, 18,443,449.31 and 4,722,008.13

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Solution

The fourth proportional to 12,295,042.38, 18,443,449.31 and 4,722,008.13 is: 7,083,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,042.38 : 18,443,449.31 = 4,722,008.13 : x
  2. Step 2: Convert to fraction form
    12,295,042.38/18,443,449.31 = 4,722,008.13/x
  3. Step 3: Cross multiply
    12,295,042.38x = 18,443,449.31 × 4,722,008.13
  4. Step 4: Simplify right side
    12,295,042.38x = 87,090,117,650,323.31
  5. Step 5: Solve for x
    x = 87,090,117,650,323.31/12,295,042.38
  6. Step 6: Final answer
    x = 7,083,352.37

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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.