Finding the Fourth Proportional to 11,686,474.16, 17,531,594.76 and 3,599,447.12
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Solution
The fourth proportional to 11,686,474.16, 17,531,594.76 and 3,599,447.12 is: 5,399,750.81
Step by Step Solution
- Step 1: Write the proportion equation
11,686,474.16 : 17,531,594.76 = 3,599,447.12 : x - Step 2: Convert to fraction form
11,686,474.16/17,531,594.76 = 3,599,447.12/x - Step 3: Cross multiply
11,686,474.16x = 17,531,594.76 × 3,599,447.12 - Step 4: Simplify right side
11,686,474.16x = 63,104,048,267,889.10 - Step 5: Solve for x
x = 63,104,048,267,889.10/11,686,474.16 - Step 6: Final answer
x = 5,399,750.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.