Home / 18,528,928.68-25,570,941.22-10,268,819.08

Finding the Fourth Proportional to 18,528,928.68, 25,570,941.22 and 10,268,819.08

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Solution

The fourth proportional to 18,528,928.68, 25,570,941.22 and 10,268,819.08 is: 14,171,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,928.68 : 25,570,941.22 = 10,268,819.08 : x
  2. Step 2: Convert to fraction form
    18,528,928.68/25,570,941.22 = 10,268,819.08/x
  3. Step 3: Cross multiply
    18,528,928.68x = 25,570,941.22 × 10,268,819.08
  4. Step 4: Simplify right side
    18,528,928.68x = 262,583,369,093,494.47
  5. Step 5: Solve for x
    x = 262,583,369,093,494.47/18,528,928.68
  6. Step 6: Final answer
    x = 14,171,535.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.