Home / 6,307,982-8,705,013.72-3,407,372.96

Finding the Fourth Proportional to 6,307,982, 8,705,013.72 and 3,407,372.96

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Solution

The fourth proportional to 6,307,982, 8,705,013.72 and 3,407,372.96 is: 4,702,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307,982 : 8,705,013.72 = 3,407,372.96 : x
  2. Step 2: Convert to fraction form
    6,307,982/8,705,013.72 = 3,407,372.96/x
  3. Step 3: Cross multiply
    6,307,982x = 8,705,013.72 × 3,407,372.96
  4. Step 4: Simplify right side
    6,307,982x = 29,661,228,365,957.01
  5. Step 5: Solve for x
    x = 29,661,228,365,957.01/6,307,982
  6. Step 6: Final answer
    x = 4,702,173.91

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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.