Home / 53,393,502.99-80,089,669.44-40,518,741.72

Finding the Fourth Proportional to 53,393,502.99, 80,089,669.44 and 40,518,741.72

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Solution

The fourth proportional to 53,393,502.99, 80,089,669.44 and 40,518,741.72 is: 60,777,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,393,502.99 : 80,089,669.44 = 40,518,741.72 : x
  2. Step 2: Convert to fraction form
    53,393,502.99/80,089,669.44 = 40,518,741.72/x
  3. Step 3: Cross multiply
    53,393,502.99x = 80,089,669.44 × 40,518,741.72
  4. Step 4: Simplify right side
    53,393,502.99x = 3,245,132,630,479,537
  5. Step 5: Solve for x
    x = 3,245,132,630,479,537/53,393,502.99
  6. Step 6: Final answer
    x = 60,777,668.61

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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.