Home / 22,089,629.64-30,483,398.34-12,166,321.80

Finding the Fourth Proportional to 22,089,629.64, 30,483,398.34 and 12,166,321.80

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Solution

The fourth proportional to 22,089,629.64, 30,483,398.34 and 12,166,321.80 is: 16,789,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089,629.64 : 30,483,398.34 = 12,166,321.80 : x
  2. Step 2: Convert to fraction form
    22,089,629.64/30,483,398.34 = 12,166,321.80/x
  3. Step 3: Cross multiply
    22,089,629.64x = 30,483,398.34 × 12,166,321.80
  4. Step 4: Simplify right side
    22,089,629.64x = 370,870,833,762,025.81
  5. Step 5: Solve for x
    x = 370,870,833,762,025.81/22,089,629.64
  6. Step 6: Final answer
    x = 16,789,364.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.