Home / 25,268,351.95-34,870,325.75-13,665,915.43

Finding the Fourth Proportional to 25,268,351.95, 34,870,325.75 and 13,665,915.43

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Solution

The fourth proportional to 25,268,351.95, 34,870,325.75 and 13,665,915.43 is: 18,858,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,268,351.95 : 34,870,325.75 = 13,665,915.43 : x
  2. Step 2: Convert to fraction form
    25,268,351.95/34,870,325.75 = 13,665,915.43/x
  3. Step 3: Cross multiply
    25,268,351.95x = 34,870,325.75 × 13,665,915.43
  4. Step 4: Simplify right side
    25,268,351.95x = 476,534,922,681,886.56
  5. Step 5: Solve for x
    x = 476,534,922,681,886.56/25,268,351.95
  6. Step 6: Final answer
    x = 18,858,963.32

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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.