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Finding the Fourth Proportional to 9,711,516.35, 13,570,928.65 and 9,711,516.35

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Solution

The fourth proportional to 9,711,516.35, 13,570,928.65 and 9,711,516.35 is: 13,570,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,516.35 : 13,570,928.65 = 9,711,516.35 : x
  2. Step 2: Convert to fraction form
    9,711,516.35/13,570,928.65 = 9,711,516.35/x
  3. Step 3: Cross multiply
    9,711,516.35x = 13,570,928.65 × 9,711,516.35
  4. Step 4: Simplify right side
    9,711,516.35x = 131,794,295,469,158.42
  5. Step 5: Solve for x
    x = 131,794,295,469,158.42/9,711,516.35
  6. Step 6: Final answer
    x = 13,570,928.65

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.