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Finding the Fourth Proportional to 16,169,868.20, 24,254,802.30 and 8,084,091.80

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Solution

The fourth proportional to 16,169,868.20, 24,254,802.30 and 8,084,091.80 is: 12,126,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169,868.20 : 24,254,802.30 = 8,084,091.80 : x
  2. Step 2: Convert to fraction form
    16,169,868.20/24,254,802.30 = 8,084,091.80/x
  3. Step 3: Cross multiply
    16,169,868.20x = 24,254,802.30 × 8,084,091.80
  4. Step 4: Simplify right side
    16,169,868.20x = 196,078,048,384,051.16
  5. Step 5: Solve for x
    x = 196,078,048,384,051.16/16,169,868.20
  6. Step 6: Final answer
    x = 12,126,137.70

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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.