Home / 31,212,019.20-46,818,028.80-27,432,883.20

Finding the Fourth Proportional to 31,212,019.20, 46,818,028.80 and 27,432,883.20

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Solution

The fourth proportional to 31,212,019.20, 46,818,028.80 and 27,432,883.20 is: 41,149,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212,019.20 : 46,818,028.80 = 27,432,883.20 : x
  2. Step 2: Convert to fraction form
    31,212,019.20/46,818,028.80 = 27,432,883.20/x
  3. Step 3: Cross multiply
    31,212,019.20x = 46,818,028.80 × 27,432,883.20
  4. Step 4: Simplify right side
    31,212,019.20x = 1,284,353,515,724,636
  5. Step 5: Solve for x
    x = 1,284,353,515,724,636/31,212,019.20
  6. Step 6: Final answer
    x = 41,149,324.80

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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.