Finding the Fourth Proportional to 71,028,481.98, 98,035,684.74 and 41,669,246.28
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Solution
The fourth proportional to 71,028,481.98, 98,035,684.74 and 41,669,246.28 is: 57,513,169.05
Step by Step Solution
- Step 1: Write the proportion equation
71,028,481.98 : 98,035,684.74 = 41,669,246.28 : x - Step 2: Convert to fraction form
71,028,481.98/98,035,684.74 = 41,669,246.28/x - Step 3: Cross multiply
71,028,481.98x = 98,035,684.74 × 41,669,246.28 - Step 4: Simplify right side
71,028,481.98x = 4,085,073,091,659,497.50 - Step 5: Solve for x
x = 4,085,073,091,659,497.50/71,028,481.98 - Step 6: Final answer
x = 57,513,169.05
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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.