Home / 20,219,914.60-30,329,871.90-8,882,506.60

Finding the Fourth Proportional to 20,219,914.60, 30,329,871.90 and 8,882,506.60

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Solution

The fourth proportional to 20,219,914.60, 30,329,871.90 and 8,882,506.60 is: 13,323,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,914.60 : 30,329,871.90 = 8,882,506.60 : x
  2. Step 2: Convert to fraction form
    20,219,914.60/30,329,871.90 = 8,882,506.60/x
  3. Step 3: Cross multiply
    20,219,914.60x = 30,329,871.90 × 8,882,506.60
  4. Step 4: Simplify right side
    20,219,914.60x = 269,405,287,328,904.50
  5. Step 5: Solve for x
    x = 269,405,287,328,904.50/20,219,914.60
  6. Step 6: Final answer
    x = 13,323,759.90

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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.