Home / 76,630,467.48-114,845,896.26-31,139,079

Finding the Fourth Proportional to 76,630,467.48, 114,845,896.26 and 31,139,079

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Solution

The fourth proportional to 76,630,467.48, 114,845,896.26 and 31,139,079 is: 46,668,062.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,630,467.48 : 114,845,896.26 = 31,139,079 : x
  2. Step 2: Convert to fraction form
    76,630,467.48/114,845,896.26 = 31,139,079/x
  3. Step 3: Cross multiply
    76,630,467.48x = 114,845,896.26 × 31,139,079
  4. Step 4: Simplify right side
    76,630,467.48x = 3,576,195,436,465,944.50
  5. Step 5: Solve for x
    x = 3,576,195,436,465,944.50/76,630,467.48
  6. Step 6: Final answer
    x = 46,668,062.38

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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.