Home / 20,176,812.90-30,265,219.35-16,633,872.90

Finding the Fourth Proportional to 20,176,812.90, 30,265,219.35 and 16,633,872.90

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Solution

The fourth proportional to 20,176,812.90, 30,265,219.35 and 16,633,872.90 is: 24,950,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176,812.90 : 30,265,219.35 = 16,633,872.90 : x
  2. Step 2: Convert to fraction form
    20,176,812.90/30,265,219.35 = 16,633,872.90/x
  3. Step 3: Cross multiply
    20,176,812.90x = 30,265,219.35 × 16,633,872.90
  4. Step 4: Simplify right side
    20,176,812.90x = 503,427,811,958,520.62
  5. Step 5: Solve for x
    x = 503,427,811,958,520.62/20,176,812.90
  6. Step 6: Final answer
    x = 24,950,809.35

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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.