Home / 47,790,835.45-65,927,476.46-30,171,573.36

Finding the Fourth Proportional to 47,790,835.45, 65,927,476.46 and 30,171,573.36

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Solution

The fourth proportional to 47,790,835.45, 65,927,476.46 and 30,171,573.36 is: 41,621,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,790,835.45 : 65,927,476.46 = 30,171,573.36 : x
  2. Step 2: Convert to fraction form
    47,790,835.45/65,927,476.46 = 30,171,573.36/x
  3. Step 3: Cross multiply
    47,790,835.45x = 65,927,476.46 × 30,171,573.36
  4. Step 4: Simplify right side
    47,790,835.45x = 1,989,135,692,527,992
  5. Step 5: Solve for x
    x = 1,989,135,692,527,992/47,790,835.45
  6. Step 6: Final answer
    x = 41,621,697.42

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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.