Home / 31,028,026.26-46,526,467.95-18,078,361.86

Finding the Fourth Proportional to 31,028,026.26, 46,526,467.95 and 18,078,361.86

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Solution

The fourth proportional to 31,028,026.26, 46,526,467.95 and 18,078,361.86 is: 27,108,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,028,026.26 : 46,526,467.95 = 18,078,361.86 : x
  2. Step 2: Convert to fraction form
    31,028,026.26/46,526,467.95 = 18,078,361.86/x
  3. Step 3: Cross multiply
    31,028,026.26x = 46,526,467.95 × 18,078,361.86
  4. Step 4: Simplify right side
    31,028,026.26x = 841,122,323,667,792.38
  5. Step 5: Solve for x
    x = 841,122,323,667,792.38/31,028,026.26
  6. Step 6: Final answer
    x = 27,108,470.15

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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.