Home / 8,618,639.49-11,893,802.73-4,751,299.05

Finding the Fourth Proportional to 8,618,639.49, 11,893,802.73 and 4,751,299.05

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Solution

The fourth proportional to 8,618,639.49, 11,893,802.73 and 4,751,299.05 is: 6,556,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,639.49 : 11,893,802.73 = 4,751,299.05 : x
  2. Step 2: Convert to fraction form
    8,618,639.49/11,893,802.73 = 4,751,299.05/x
  3. Step 3: Cross multiply
    8,618,639.49x = 11,893,802.73 × 4,751,299.05
  4. Step 4: Simplify right side
    8,618,639.49x = 56,511,013,611,936.41
  5. Step 5: Solve for x
    x = 56,511,013,611,936.41/8,618,639.49
  6. Step 6: Final answer
    x = 6,556,836.92

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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.