Home / 28,729,039.20-43,093,558.80-25,141,812.45

Finding the Fourth Proportional to 28,729,039.20, 43,093,558.80 and 25,141,812.45

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Solution

The fourth proportional to 28,729,039.20, 43,093,558.80 and 25,141,812.45 is: 37,712,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,729,039.20 : 43,093,558.80 = 25,141,812.45 : x
  2. Step 2: Convert to fraction form
    28,729,039.20/43,093,558.80 = 25,141,812.45/x
  3. Step 3: Cross multiply
    28,729,039.20x = 43,093,558.80 × 25,141,812.45
  4. Step 4: Simplify right side
    28,729,039.20x = 1,083,450,173,152,647
  5. Step 5: Solve for x
    x = 1,083,450,173,152,647/28,729,039.20
  6. Step 6: Final answer
    x = 37,712,718.68

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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.