Home / 6,463,973.56-8,920,343.68-3,563,468.22

Finding the Fourth Proportional to 6,463,973.56, 8,920,343.68 and 3,563,468.22

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Solution

The fourth proportional to 6,463,973.56, 8,920,343.68 and 3,563,468.22 is: 4,917,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463,973.56 : 8,920,343.68 = 3,563,468.22 : x
  2. Step 2: Convert to fraction form
    6,463,973.56/8,920,343.68 = 3,563,468.22/x
  3. Step 3: Cross multiply
    6,463,973.56x = 8,920,343.68 × 3,563,468.22
  4. Step 4: Simplify right side
    6,463,973.56x = 31,787,361,215,157.85
  5. Step 5: Solve for x
    x = 31,787,361,215,157.85/6,463,973.56
  6. Step 6: Final answer
    x = 4,917,619.31

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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.