Home / 8,431,441-11,636,964.84-4,809,769

Finding the Fourth Proportional to 8,431,441, 11,636,964.84 and 4,809,769

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Solution

The fourth proportional to 8,431,441, 11,636,964.84 and 4,809,769 is: 6,638,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,441 : 11,636,964.84 = 4,809,769 : x
  2. Step 2: Convert to fraction form
    8,431,441/11,636,964.84 = 4,809,769/x
  3. Step 3: Cross multiply
    8,431,441x = 11,636,964.84 × 4,809,769
  4. Step 4: Simplify right side
    8,431,441x = 55,971,112,741,521.96
  5. Step 5: Solve for x
    x = 55,971,112,741,521.96/8,431,441
  6. Step 6: Final answer
    x = 6,638,380.41

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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.