Home / 55,177,485.60-82,766,228.40-31,289,613.60

Finding the Fourth Proportional to 55,177,485.60, 82,766,228.40 and 31,289,613.60

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Solution

The fourth proportional to 55,177,485.60, 82,766,228.40 and 31,289,613.60 is: 46,934,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,177,485.60 : 82,766,228.40 = 31,289,613.60 : x
  2. Step 2: Convert to fraction form
    55,177,485.60/82,766,228.40 = 31,289,613.60/x
  3. Step 3: Cross multiply
    55,177,485.60x = 82,766,228.40 × 31,289,613.60
  4. Step 4: Simplify right side
    55,177,485.60x = 2,589,723,305,765,346.50
  5. Step 5: Solve for x
    x = 2,589,723,305,765,346.50/55,177,485.60
  6. Step 6: Final answer
    x = 46,934,420.40

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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.