Home / 6,441,485.16-8,889,359.96-3,540,998.28

Finding the Fourth Proportional to 6,441,485.16, 8,889,359.96 and 3,540,998.28

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Solution

The fourth proportional to 6,441,485.16, 8,889,359.96 and 3,540,998.28 is: 4,886,638.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,485.16 : 8,889,359.96 = 3,540,998.28 : x
  2. Step 2: Convert to fraction form
    6,441,485.16/8,889,359.96 = 3,540,998.28/x
  3. Step 3: Cross multiply
    6,441,485.16x = 8,889,359.96 × 3,540,998.28
  4. Step 4: Simplify right side
    6,441,485.16x = 31,477,208,328,660.87
  5. Step 5: Solve for x
    x = 31,477,208,328,660.87/6,441,485.16
  6. Step 6: Final answer
    x = 4,886,638.34

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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.