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Finding the Fourth Proportional to 17,668,851.90, 26,503,277.85 and 17,668,851.90

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Solution

The fourth proportional to 17,668,851.90, 26,503,277.85 and 17,668,851.90 is: 26,503,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668,851.90 : 26,503,277.85 = 17,668,851.90 : x
  2. Step 2: Convert to fraction form
    17,668,851.90/26,503,277.85 = 17,668,851.90/x
  3. Step 3: Cross multiply
    17,668,851.90x = 26,503,277.85 × 17,668,851.90
  4. Step 4: Simplify right side
    17,668,851.90x = 468,282,491,196,200.38
  5. Step 5: Solve for x
    x = 468,282,491,196,200.38/17,668,851.90
  6. Step 6: Final answer
    x = 26,503,277.85

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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.