Home / 25,938,989.93-38,907,864.43-8,431,525.06

Finding the Fourth Proportional to 25,938,989.93, 38,907,864.43 and 8,431,525.06

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Solution

The fourth proportional to 25,938,989.93, 38,907,864.43 and 8,431,525.06 is: 12,647,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938,989.93 : 38,907,864.43 = 8,431,525.06 : x
  2. Step 2: Convert to fraction form
    25,938,989.93/38,907,864.43 = 8,431,525.06/x
  3. Step 3: Cross multiply
    25,938,989.93x = 38,907,864.43 × 8,431,525.06
  4. Step 4: Simplify right side
    25,938,989.93x = 328,052,633,972,627.62
  5. Step 5: Solve for x
    x = 328,052,633,972,627.62/25,938,989.93
  6. Step 6: Final answer
    x = 12,647,085.91

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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.