Home / 16,681,982.80-24,994,980.60-8,143,934.80

Finding the Fourth Proportional to 16,681,982.80, 24,994,980.60 and 8,143,934.80

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Solution

The fourth proportional to 16,681,982.80, 24,994,980.60 and 8,143,934.80 is: 12,202,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681,982.80 : 24,994,980.60 = 8,143,934.80 : x
  2. Step 2: Convert to fraction form
    16,681,982.80/24,994,980.60 = 8,143,934.80/x
  3. Step 3: Cross multiply
    16,681,982.80x = 24,994,980.60 × 8,143,934.80
  4. Step 4: Simplify right side
    16,681,982.80x = 203,557,492,333,664.88
  5. Step 5: Solve for x
    x = 203,557,492,333,664.88/16,681,982.80
  6. Step 6: Final answer
    x = 12,202,236.08

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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.