Home / 6,436,616.73-8,880,999.75-3,645,764.16

Finding the Fourth Proportional to 6,436,616.73, 8,880,999.75 and 3,645,764.16

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Solution

The fourth proportional to 6,436,616.73, 8,880,999.75 and 3,645,764.16 is: 5,030,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,616.73 : 8,880,999.75 = 3,645,764.16 : x
  2. Step 2: Convert to fraction form
    6,436,616.73/8,880,999.75 = 3,645,764.16/x
  3. Step 3: Cross multiply
    6,436,616.73x = 8,880,999.75 × 3,645,764.16
  4. Step 4: Simplify right side
    6,436,616.73x = 32,378,030,593,518.96
  5. Step 5: Solve for x
    x = 32,378,030,593,518.96/6,436,616.73
  6. Step 6: Final answer
    x = 5,030,287.18

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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.