Home / 4,910,964.20-7,354,004.70-3,915,636.20

Finding the Fourth Proportional to 4,910,964.20, 7,354,004.70 and 3,915,636.20

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Solution

The fourth proportional to 4,910,964.20, 7,354,004.70 and 3,915,636.20 is: 5,863,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910,964.20 : 7,354,004.70 = 3,915,636.20 : x
  2. Step 2: Convert to fraction form
    4,910,964.20/7,354,004.70 = 3,915,636.20/x
  3. Step 3: Cross multiply
    4,910,964.20x = 7,354,004.70 × 3,915,636.20
  4. Step 4: Simplify right side
    4,910,964.20x = 28,795,607,018,290.14
  5. Step 5: Solve for x
    x = 28,795,607,018,290.14/4,910,964.20
  6. Step 6: Final answer
    x = 5,863,534.30

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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.