Home / 72,068,807.44-108,275,670.78-46,211,768.56

Finding the Fourth Proportional to 72,068,807.44, 108,275,670.78 and 46,211,768.56

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Solution

The fourth proportional to 72,068,807.44, 108,275,670.78 and 46,211,768.56 is: 69,428,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,068,807.44 : 108,275,670.78 = 46,211,768.56 : x
  2. Step 2: Convert to fraction form
    72,068,807.44/108,275,670.78 = 46,211,768.56/x
  3. Step 3: Cross multiply
    72,068,807.44x = 108,275,670.78 × 46,211,768.56
  4. Step 4: Simplify right side
    72,068,807.44x = 5,003,610,238,764,115
  5. Step 5: Solve for x
    x = 5,003,610,238,764,115/72,068,807.44
  6. Step 6: Final answer
    x = 69,428,236.94

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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.