Finding the Fourth Proportional to 14,592,585.24, 20,137,772.07 and 7,977,202.52
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Solution
The fourth proportional to 14,592,585.24, 20,137,772.07 and 7,977,202.52 is: 11,008,541.90
Step by Step Solution
- Step 1: Write the proportion equation
14,592,585.24 : 20,137,772.07 = 7,977,202.52 : x - Step 2: Convert to fraction form
14,592,585.24/20,137,772.07 = 7,977,202.52/x - Step 3: Cross multiply
14,592,585.24x = 20,137,772.07 × 7,977,202.52 - Step 4: Simplify right side
14,592,585.24x = 160,643,086,003,300.75 - Step 5: Solve for x
x = 160,643,086,003,300.75/14,592,585.24 - Step 6: Final answer
x = 11,008,541.90
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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.