Home / 8,362,485.20-12,535,255.20-5,667,080.60

Finding the Fourth Proportional to 8,362,485.20, 12,535,255.20 and 5,667,080.60

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Solution

The fourth proportional to 8,362,485.20, 12,535,255.20 and 5,667,080.60 is: 8,494,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362,485.20 : 12,535,255.20 = 5,667,080.60 : x
  2. Step 2: Convert to fraction form
    8,362,485.20/12,535,255.20 = 5,667,080.60/x
  3. Step 3: Cross multiply
    8,362,485.20x = 12,535,255.20 × 5,667,080.60
  4. Step 4: Simplify right side
    8,362,485.20x = 71,038,301,559,969.11
  5. Step 5: Solve for x
    x = 71,038,301,559,969.11/8,362,485.20
  6. Step 6: Final answer
    x = 8,494,879.20

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1.5x scale

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.