Finding the Fourth Proportional to 11,476,097.36, 15,835,810.34 and 6,512,958.20
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Solution
The fourth proportional to 11,476,097.36, 15,835,810.34 and 6,512,958.20 is: 8,987,199.01
Step by Step Solution
- Step 1: Write the proportion equation
11,476,097.36 : 15,835,810.34 = 6,512,958.20 : x - Step 2: Convert to fraction form
11,476,097.36/15,835,810.34 = 6,512,958.20/x - Step 3: Cross multiply
11,476,097.36x = 15,835,810.34 × 6,512,958.20 - Step 4: Simplify right side
11,476,097.36x = 103,137,970,774,983 - Step 5: Solve for x
x = 103,137,970,774,983/11,476,097.36 - Step 6: Final answer
x = 8,987,199.01
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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.