Home / 68,349,587.60-94,322,086.72-36,987,613.92

Finding the Fourth Proportional to 68,349,587.60, 94,322,086.72 and 36,987,613.92

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Solution

The fourth proportional to 68,349,587.60, 94,322,086.72 and 36,987,613.92 is: 51,042,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,349,587.60 : 94,322,086.72 = 36,987,613.92 : x
  2. Step 2: Convert to fraction form
    68,349,587.60/94,322,086.72 = 36,987,613.92/x
  3. Step 3: Cross multiply
    68,349,587.60x = 94,322,086.72 × 36,987,613.92
  4. Step 4: Simplify right side
    68,349,587.60x = 3,488,748,927,728,119.50
  5. Step 5: Solve for x
    x = 3,488,748,927,728,119.50/68,349,587.60
  6. Step 6: Final answer
    x = 51,042,720.96

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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.