Finding the Fourth Proportional to 11,546,246.24, 15,933,850.80 and 6,389,963.36
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Solution
The fourth proportional to 11,546,246.24, 15,933,850.80 and 6,389,963.36 is: 8,818,166.59
Step by Step Solution
- Step 1: Write the proportion equation
11,546,246.24 : 15,933,850.80 = 6,389,963.36 : x - Step 2: Convert to fraction form
11,546,246.24/15,933,850.80 = 6,389,963.36/x - Step 3: Cross multiply
11,546,246.24x = 15,933,850.80 × 6,389,963.36 - Step 4: Simplify right side
11,546,246.24x = 101,816,722,795,706.70 - Step 5: Solve for x
x = 101,816,722,795,706.70/11,546,246.24 - Step 6: Final answer
x = 8,818,166.59
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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.