Home / 6,805,063.90-9,391,157.31-4,190,578.30

Finding the Fourth Proportional to 6,805,063.90, 9,391,157.31 and 4,190,578.30

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Solution

The fourth proportional to 6,805,063.90, 9,391,157.31 and 4,190,578.30 is: 5,783,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805,063.90 : 9,391,157.31 = 4,190,578.30 : x
  2. Step 2: Convert to fraction form
    6,805,063.90/9,391,157.31 = 4,190,578.30/x
  3. Step 3: Cross multiply
    6,805,063.90x = 9,391,157.31 × 4,190,578.30
  4. Step 4: Simplify right side
    6,805,063.90x = 39,354,380,035,172.38
  5. Step 5: Solve for x
    x = 39,354,380,035,172.38/6,805,063.90
  6. Step 6: Final answer
    x = 5,783,102.20

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1.5x scale

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.