Home / 14,215,154.40-21,322,731.60-11,191,845.60

Finding the Fourth Proportional to 14,215,154.40, 21,322,731.60 and 11,191,845.60

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Solution

The fourth proportional to 14,215,154.40, 21,322,731.60 and 11,191,845.60 is: 16,787,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,154.40 : 21,322,731.60 = 11,191,845.60 : x
  2. Step 2: Convert to fraction form
    14,215,154.40/21,322,731.60 = 11,191,845.60/x
  3. Step 3: Cross multiply
    14,215,154.40x = 21,322,731.60 × 11,191,845.60
  4. Step 4: Simplify right side
    14,215,154.40x = 238,640,719,837,440.97
  5. Step 5: Solve for x
    x = 238,640,719,837,440.97/14,215,154.40
  6. Step 6: Final answer
    x = 16,787,768.40

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1.5x scale

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.