Finding the Fourth Proportional to 11,596,929.85, 16,003,324.75 and 6,440,623.55
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Solution
The fourth proportional to 11,596,929.85, 16,003,324.75 and 6,440,623.55 is: 8,887,816.99
Step by Step Solution
- Step 1: Write the proportion equation
11,596,929.85 : 16,003,324.75 = 6,440,623.55 : x - Step 2: Convert to fraction form
11,596,929.85/16,003,324.75 = 6,440,623.55/x - Step 3: Cross multiply
11,596,929.85x = 16,003,324.75 × 6,440,623.55 - Step 4: Simplify right side
11,596,929.85x = 103,071,390,150,928.11 - Step 5: Solve for x
x = 103,071,390,150,928.11/11,596,929.85 - Step 6: Final answer
x = 8,887,816.99
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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.