Home / 20,440,121.99-30,627,652.77-14,303,722.16

Finding the Fourth Proportional to 20,440,121.99, 30,627,652.77 and 14,303,722.16

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Solution

The fourth proportional to 20,440,121.99, 30,627,652.77 and 14,303,722.16 is: 21,432,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,440,121.99 : 30,627,652.77 = 14,303,722.16 : x
  2. Step 2: Convert to fraction form
    20,440,121.99/30,627,652.77 = 14,303,722.16/x
  3. Step 3: Cross multiply
    20,440,121.99x = 30,627,652.77 × 14,303,722.16
  4. Step 4: Simplify right side
    20,440,121.99x = 438,089,435,711,603.50
  5. Step 5: Solve for x
    x = 438,089,435,711,603.50/20,440,121.99
  6. Step 6: Final answer
    x = 21,432,819.04

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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.