Home / 12,798,004.80-19,197,007.20-8,263,041.60

Finding the Fourth Proportional to 12,798,004.80, 19,197,007.20 and 8,263,041.60

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Solution

The fourth proportional to 12,798,004.80, 19,197,007.20 and 8,263,041.60 is: 12,394,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798,004.80 : 19,197,007.20 = 8,263,041.60 : x
  2. Step 2: Convert to fraction form
    12,798,004.80/19,197,007.20 = 8,263,041.60/x
  3. Step 3: Cross multiply
    12,798,004.80x = 19,197,007.20 × 8,263,041.60
  4. Step 4: Simplify right side
    12,798,004.80x = 158,625,669,089,099.50
  5. Step 5: Solve for x
    x = 158,625,669,089,099.50/12,798,004.80
  6. Step 6: Final answer
    x = 12,394,562.40

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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.