Home / 18,865,000.31-28,303,481.88-6,734,203.37

Finding the Fourth Proportional to 18,865,000.31, 28,303,481.88 and 6,734,203.37

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Solution

The fourth proportional to 18,865,000.31, 28,303,481.88 and 6,734,203.37 is: 10,103,440.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,865,000.31 : 28,303,481.88 = 6,734,203.37 : x
  2. Step 2: Convert to fraction form
    18,865,000.31/28,303,481.88 = 6,734,203.37/x
  3. Step 3: Cross multiply
    18,865,000.31x = 28,303,481.88 × 6,734,203.37
  4. Step 4: Simplify right side
    18,865,000.31x = 190,601,403,059,029.94
  5. Step 5: Solve for x
    x = 190,601,403,059,029.94/18,865,000.31
  6. Step 6: Final answer
    x = 10,103,440.23

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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.