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Finding the Fourth Proportional to 5,951,998.80, 8,927,998.20 and 3,563,211.60

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Solution

The fourth proportional to 5,951,998.80, 8,927,998.20 and 3,563,211.60 is: 5,344,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,951,998.80 : 8,927,998.20 = 3,563,211.60 : x
  2. Step 2: Convert to fraction form
    5,951,998.80/8,927,998.20 = 3,563,211.60/x
  3. Step 3: Cross multiply
    5,951,998.80x = 8,927,998.20 × 3,563,211.60
  4. Step 4: Simplify right side
    5,951,998.80x = 31,812,346,751,019.12
  5. Step 5: Solve for x
    x = 31,812,346,751,019.12/5,951,998.80
  6. Step 6: Final answer
    x = 5,344,817.40

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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.