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Finding the Fourth Proportional to 7,696,597.80, 11,544,896.70 and 2,017,396.20

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Solution

The fourth proportional to 7,696,597.80, 11,544,896.70 and 2,017,396.20 is: 3,026,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,696,597.80 : 11,544,896.70 = 2,017,396.20 : x
  2. Step 2: Convert to fraction form
    7,696,597.80/11,544,896.70 = 2,017,396.20/x
  3. Step 3: Cross multiply
    7,696,597.80x = 11,544,896.70 × 2,017,396.20
  4. Step 4: Simplify right side
    7,696,597.80x = 23,290,630,731,972.54
  5. Step 5: Solve for x
    x = 23,290,630,731,972.54/7,696,597.80
  6. Step 6: Final answer
    x = 3,026,094.30

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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.