Home / 25,938,994.68-38,907,871.56-8,431,529.82

Finding the Fourth Proportional to 25,938,994.68, 38,907,871.56 and 8,431,529.82

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Solution

The fourth proportional to 25,938,994.68, 38,907,871.56 and 8,431,529.82 is: 12,647,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938,994.68 : 38,907,871.56 = 8,431,529.82 : x
  2. Step 2: Convert to fraction form
    25,938,994.68/38,907,871.56 = 8,431,529.82/x
  3. Step 3: Cross multiply
    25,938,994.68x = 38,907,871.56 × 8,431,529.82
  4. Step 4: Simplify right side
    25,938,994.68x = 328,052,879,290,869.94
  5. Step 5: Solve for x
    x = 328,052,879,290,869.94/25,938,994.68
  6. Step 6: Final answer
    x = 12,647,093.05

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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.