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Finding the Fourth Proportional to 16,394,752.80, 24,607,000.80 and 8,313,350.40

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Solution

The fourth proportional to 16,394,752.80, 24,607,000.80 and 8,313,350.40 is: 12,477,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394,752.80 : 24,607,000.80 = 8,313,350.40 : x
  2. Step 2: Convert to fraction form
    16,394,752.80/24,607,000.80 = 8,313,350.40/x
  3. Step 3: Cross multiply
    16,394,752.80x = 24,607,000.80 × 8,313,350.40
  4. Step 4: Simplify right side
    16,394,752.80x = 204,566,619,943,480.34
  5. Step 5: Solve for x
    x = 204,566,619,943,480.34/16,394,752.80
  6. Step 6: Final answer
    x = 12,477,566.60

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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.