Home / 6,430,902.10-8,874,318.99-3,817,517.89

Finding the Fourth Proportional to 6,430,902.10, 8,874,318.99 and 3,817,517.89

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Solution

The fourth proportional to 6,430,902.10, 8,874,318.99 and 3,817,517.89 is: 5,267,981.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,902.10 : 8,874,318.99 = 3,817,517.89 : x
  2. Step 2: Convert to fraction form
    6,430,902.10/8,874,318.99 = 3,817,517.89/x
  3. Step 3: Cross multiply
    6,430,902.10x = 8,874,318.99 × 3,817,517.89
  4. Step 4: Simplify right side
    6,430,902.10x = 33,877,871,505,891.73
  5. Step 5: Solve for x
    x = 33,877,871,505,891.73/6,430,902.10
  6. Step 6: Final answer
    x = 5,267,981.22

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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.