Home / 6,878,466.76-10,317,929.64-3,091,960.84

Finding the Fourth Proportional to 6,878,466.76, 10,317,929.64 and 3,091,960.84

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Solution

The fourth proportional to 6,878,466.76, 10,317,929.64 and 3,091,960.84 is: 4,638,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,466.76 : 10,317,929.64 = 3,091,960.84 : x
  2. Step 2: Convert to fraction form
    6,878,466.76/10,317,929.64 = 3,091,960.84/x
  3. Step 3: Cross multiply
    6,878,466.76x = 10,317,929.64 × 3,091,960.84
  4. Step 4: Simplify right side
    6,878,466.76x = 31,902,634,396,755.30
  5. Step 5: Solve for x
    x = 31,902,634,396,755.30/6,878,466.76
  6. Step 6: Final answer
    x = 4,638,044.42

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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.