Home / 6,511,983-8,986,536.54-3,611,817.96

Finding the Fourth Proportional to 6,511,983, 8,986,536.54 and 3,611,817.96

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Solution

The fourth proportional to 6,511,983, 8,986,536.54 and 3,611,817.96 is: 4,984,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,983 : 8,986,536.54 = 3,611,817.96 : x
  2. Step 2: Convert to fraction form
    6,511,983/8,986,536.54 = 3,611,817.96/x
  3. Step 3: Cross multiply
    6,511,983x = 8,986,536.54 × 3,611,817.96
  4. Step 4: Simplify right side
    6,511,983x = 32,457,734,073,368.25
  5. Step 5: Solve for x
    x = 32,457,734,073,368.25/6,511,983
  6. Step 6: Final answer
    x = 4,984,308.78

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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.