Home / 7,036,361.30-9,705,172.86-6,457,453.85

Finding the Fourth Proportional to 7,036,361.30, 9,705,172.86 and 6,457,453.85

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Solution

The fourth proportional to 7,036,361.30, 9,705,172.86 and 6,457,453.85 is: 8,906,692.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,361.30 : 9,705,172.86 = 6,457,453.85 : x
  2. Step 2: Convert to fraction form
    7,036,361.30/9,705,172.86 = 6,457,453.85/x
  3. Step 3: Cross multiply
    7,036,361.30x = 9,705,172.86 × 6,457,453.85
  4. Step 4: Simplify right side
    7,036,361.30x = 62,670,705,873,985.44
  5. Step 5: Solve for x
    x = 62,670,705,873,985.44/7,036,361.30
  6. Step 6: Final answer
    x = 8,906,692.42

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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.