Home / 26,920,772.73-40,372,689.26-8,720,745.30

Finding the Fourth Proportional to 26,920,772.73, 40,372,689.26 and 8,720,745.30

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Solution

The fourth proportional to 26,920,772.73, 40,372,689.26 and 8,720,745.30 is: 13,078,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920,772.73 : 40,372,689.26 = 8,720,745.30 : x
  2. Step 2: Convert to fraction form
    26,920,772.73/40,372,689.26 = 8,720,745.30/x
  3. Step 3: Cross multiply
    26,920,772.73x = 40,372,689.26 × 8,720,745.30
  4. Step 4: Simplify right side
    26,920,772.73x = 352,079,940,134,307.38
  5. Step 5: Solve for x
    x = 352,079,940,134,307.38/26,920,772.73
  6. Step 6: Final answer
    x = 13,078,374.22

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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.