Home / 6,919,236.84-10,379,845.78-2,127,328.46

Finding the Fourth Proportional to 6,919,236.84, 10,379,845.78 and 2,127,328.46

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Solution

The fourth proportional to 6,919,236.84, 10,379,845.78 and 2,127,328.46 is: 3,191,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,236.84 : 10,379,845.78 = 2,127,328.46 : x
  2. Step 2: Convert to fraction form
    6,919,236.84/10,379,845.78 = 2,127,328.46/x
  3. Step 3: Cross multiply
    6,919,236.84x = 10,379,845.78 × 2,127,328.46
  4. Step 4: Simplify right side
    6,919,236.84x = 22,081,341,338,204.90
  5. Step 5: Solve for x
    x = 22,081,341,338,204.90/6,919,236.84
  6. Step 6: Final answer
    x = 3,191,297.23

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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.