Home / 4,909,839.30-6,777,396.36-4,218,747.30

Finding the Fourth Proportional to 4,909,839.30, 6,777,396.36 and 4,218,747.30

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Solution

The fourth proportional to 4,909,839.30, 6,777,396.36 and 4,218,747.30 is: 5,823,433.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909,839.30 : 6,777,396.36 = 4,218,747.30 : x
  2. Step 2: Convert to fraction form
    4,909,839.30/6,777,396.36 = 4,218,747.30/x
  3. Step 3: Cross multiply
    4,909,839.30x = 6,777,396.36 × 4,218,747.30
  4. Step 4: Simplify right side
    4,909,839.30x = 28,592,122,594,779.83
  5. Step 5: Solve for x
    x = 28,592,122,594,779.83/4,909,839.30
  6. Step 6: Final answer
    x = 5,823,433.49

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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.