Home / 6,375,915.48-8,798,765.80-3,622,606.40

Finding the Fourth Proportional to 6,375,915.48, 8,798,765.80 and 3,622,606.40

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Solution

The fourth proportional to 6,375,915.48, 8,798,765.80 and 3,622,606.40 is: 4,999,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375,915.48 : 8,798,765.80 = 3,622,606.40 : x
  2. Step 2: Convert to fraction form
    6,375,915.48/8,798,765.80 = 3,622,606.40/x
  3. Step 3: Cross multiply
    6,375,915.48x = 8,798,765.80 × 3,622,606.40
  4. Step 4: Simplify right side
    6,375,915.48x = 31,874,465,299,181.12
  5. Step 5: Solve for x
    x = 31,874,465,299,181.12/6,375,915.48
  6. Step 6: Final answer
    x = 4,999,198.22

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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.