Home / 19,195,379.80-26,348,621-16,971,200.80

Finding the Fourth Proportional to 19,195,379.80, 26,348,621 and 16,971,200.80

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Solution

The fourth proportional to 19,195,379.80, 26,348,621 and 16,971,200.80 is: 23,295,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195,379.80 : 26,348,621 = 16,971,200.80 : x
  2. Step 2: Convert to fraction form
    19,195,379.80/26,348,621 = 16,971,200.80/x
  3. Step 3: Cross multiply
    19,195,379.80x = 26,348,621 × 16,971,200.80
  4. Step 4: Simplify right side
    19,195,379.80x = 447,167,737,794,096.81
  5. Step 5: Solve for x
    x = 447,167,737,794,096.81/19,195,379.80
  6. Step 6: Final answer
    x = 23,295,592.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.