Finding the Fourth Proportional to 11,560,389.22, 15,953,331.58 and 6,914,174.18
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Solution
The fourth proportional to 11,560,389.22, 15,953,331.58 and 6,914,174.18 is: 9,541,557.04
Step by Step Solution
- Step 1: Write the proportion equation
11,560,389.22 : 15,953,331.58 = 6,914,174.18 : x - Step 2: Convert to fraction form
11,560,389.22/15,953,331.58 = 6,914,174.18/x - Step 3: Cross multiply
11,560,389.22x = 15,953,331.58 × 6,914,174.18 - Step 4: Simplify right side
11,560,389.22x = 110,304,113,229,603.12 - Step 5: Solve for x
x = 110,304,113,229,603.12/11,560,389.22 - Step 6: Final answer
x = 9,541,557.04
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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.