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Finding the Fourth Proportional to 16,394,762.80, 24,607,015.80 and 8,313,360.40

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Solution

The fourth proportional to 16,394,762.80, 24,607,015.80 and 8,313,360.40 is: 12,477,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394,762.80 : 24,607,015.80 = 8,313,360.40 : x
  2. Step 2: Convert to fraction form
    16,394,762.80/24,607,015.80 = 8,313,360.40/x
  3. Step 3: Cross multiply
    16,394,762.80x = 24,607,015.80 × 8,313,360.40
  4. Step 4: Simplify right side
    16,394,762.80x = 204,566,990,713,894.34
  5. Step 5: Solve for x
    x = 204,566,990,713,894.34/16,394,762.80
  6. Step 6: Final answer
    x = 12,477,581.60

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1.5x scale

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.