Finding the Fourth Proportional to 12,437,466.24, 17,154,567.28 and 8,243,566.37
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Solution
The fourth proportional to 12,437,466.24, 17,154,567.28 and 8,243,566.37 is: 11,370,066.15
Step by Step Solution
- Step 1: Write the proportion equation
12,437,466.24 : 17,154,567.28 = 8,243,566.37 : x - Step 2: Convert to fraction form
12,437,466.24/17,154,567.28 = 8,243,566.37/x - Step 3: Cross multiply
12,437,466.24x = 17,154,567.28 × 8,243,566.37 - Step 4: Simplify right side
12,437,466.24x = 141,414,813,921,310.38 - Step 5: Solve for x
x = 141,414,813,921,310.38/12,437,466.24 - Step 6: Final answer
x = 11,370,066.15
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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.