Home / 16,656,000.40-24,984,000.60-12,872,198.80

Finding the Fourth Proportional to 16,656,000.40, 24,984,000.60 and 12,872,198.80

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Solution

The fourth proportional to 16,656,000.40, 24,984,000.60 and 12,872,198.80 is: 19,308,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656,000.40 : 24,984,000.60 = 12,872,198.80 : x
  2. Step 2: Convert to fraction form
    16,656,000.40/24,984,000.60 = 12,872,198.80/x
  3. Step 3: Cross multiply
    16,656,000.40x = 24,984,000.60 × 12,872,198.80
  4. Step 4: Simplify right side
    16,656,000.40x = 321,599,022,542,519.31
  5. Step 5: Solve for x
    x = 321,599,022,542,519.31/16,656,000.40
  6. Step 6: Final answer
    x = 19,308,298.20

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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.