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Finding the Fourth Proportional to 15,668,313.10, 23,502,469.65 and 15,668,313.10

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Solution

The fourth proportional to 15,668,313.10, 23,502,469.65 and 15,668,313.10 is: 23,502,469.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,668,313.10 : 23,502,469.65 = 15,668,313.10 : x
  2. Step 2: Convert to fraction form
    15,668,313.10/23,502,469.65 = 15,668,313.10/x
  3. Step 3: Cross multiply
    15,668,313.10x = 23,502,469.65 × 15,668,313.10
  4. Step 4: Simplify right side
    15,668,313.10x = 368,244,053,099,447.38
  5. Step 5: Solve for x
    x = 368,244,053,099,447.38/15,668,313.10
  6. Step 6: Final answer
    x = 23,502,469.65

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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.