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Finding the Fourth Proportional to 5,610,968.89, 8,416,808.90 and 2,371,902.89

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Solution

The fourth proportional to 5,610,968.89, 8,416,808.90 and 2,371,902.89 is: 3,558,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610,968.89 : 8,416,808.90 = 2,371,902.89 : x
  2. Step 2: Convert to fraction form
    5,610,968.89/8,416,808.90 = 2,371,902.89/x
  3. Step 3: Cross multiply
    5,610,968.89x = 8,416,808.90 × 2,371,902.89
  4. Step 4: Simplify right side
    5,610,968.89x = 19,963,853,318,333.43
  5. Step 5: Solve for x
    x = 19,963,853,318,333.43/5,610,968.89
  6. Step 6: Final answer
    x = 3,558,004.64

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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.