Home / 6,137,573.25-8,469,851.64-3,421,319.25

Finding the Fourth Proportional to 6,137,573.25, 8,469,851.64 and 3,421,319.25

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Solution

The fourth proportional to 6,137,573.25, 8,469,851.64 and 3,421,319.25 is: 4,721,420.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137,573.25 : 8,469,851.64 = 3,421,319.25 : x
  2. Step 2: Convert to fraction form
    6,137,573.25/8,469,851.64 = 3,421,319.25/x
  3. Step 3: Cross multiply
    6,137,573.25x = 8,469,851.64 × 3,421,319.25
  4. Step 4: Simplify right side
    6,137,573.25x = 28,978,066,460,576.07
  5. Step 5: Solve for x
    x = 28,978,066,460,576.07/6,137,573.25
  6. Step 6: Final answer
    x = 4,721,420.87

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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.