Home / 18,638,084.41-25,720,311.27-10,265,293.42

Finding the Fourth Proportional to 18,638,084.41, 25,720,311.27 and 10,265,293.42

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Solution

The fourth proportional to 18,638,084.41, 25,720,311.27 and 10,265,293.42 is: 14,165,969.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638,084.41 : 25,720,311.27 = 10,265,293.42 : x
  2. Step 2: Convert to fraction form
    18,638,084.41/25,720,311.27 = 10,265,293.42/x
  3. Step 3: Cross multiply
    18,638,084.41x = 25,720,311.27 × 10,265,293.42
  4. Step 4: Simplify right side
    18,638,084.41x = 264,026,542,014,476.94
  5. Step 5: Solve for x
    x = 264,026,542,014,476.94/18,638,084.41
  6. Step 6: Final answer
    x = 14,165,969.86

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1.5x scale

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.