Home / 14,047,845.49-19,389,151.95-8,540,052.75

Finding the Fourth Proportional to 14,047,845.49, 19,389,151.95 and 8,540,052.75

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Solution

The fourth proportional to 14,047,845.49, 19,389,151.95 and 8,540,052.75 is: 11,787,172.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047,845.49 : 19,389,151.95 = 8,540,052.75 : x
  2. Step 2: Convert to fraction form
    14,047,845.49/19,389,151.95 = 8,540,052.75/x
  3. Step 3: Cross multiply
    14,047,845.49x = 19,389,151.95 × 8,540,052.75
  4. Step 4: Simplify right side
    14,047,845.49x = 165,584,380,398,740.16
  5. Step 5: Solve for x
    x = 165,584,380,398,740.16/14,047,845.49
  6. Step 6: Final answer
    x = 11,787,172.67

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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.