Finding the Fourth Proportional to 7,610,438.27, 11,414,442.23 and 2,217,827.31
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Solution
The fourth proportional to 7,610,438.27, 11,414,442.23 and 2,217,827.31 is: 3,326,386.84
Step by Step Solution
- Step 1: Write the proportion equation
7,610,438.27 : 11,414,442.23 = 2,217,827.31 : x - Step 2: Convert to fraction form
7,610,438.27/11,414,442.23 = 2,217,827.31/x - Step 3: Cross multiply
7,610,438.27x = 11,414,442.23 × 2,217,827.31 - Step 4: Simplify right side
7,610,438.27x = 25,315,261,695,022.16 - Step 5: Solve for x
x = 25,315,261,695,022.16/7,610,438.27 - Step 6: Final answer
x = 3,326,386.84
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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.