Home / 20,074,626.90-30,095,012.97-8,706,513.42

Finding the Fourth Proportional to 20,074,626.90, 30,095,012.97 and 8,706,513.42

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Solution

The fourth proportional to 20,074,626.90, 30,095,012.97 and 8,706,513.42 is: 13,052,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,074,626.90 : 30,095,012.97 = 8,706,513.42 : x
  2. Step 2: Convert to fraction form
    20,074,626.90/30,095,012.97 = 8,706,513.42/x
  3. Step 3: Cross multiply
    20,074,626.90x = 30,095,012.97 × 8,706,513.42
  4. Step 4: Simplify right side
    20,074,626.90x = 262,022,634,298,379.03
  5. Step 5: Solve for x
    x = 262,022,634,298,379.03/20,074,626.90
  6. Step 6: Final answer
    x = 13,052,428.60

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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.