Finding the Fourth Proportional to 19,229,035.12, 26,535,940.50 and 10,527,353.98
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Solution
The fourth proportional to 19,229,035.12, 26,535,940.50 and 10,527,353.98 is: 14,527,678.43
Step by Step Solution
- Step 1: Write the proportion equation
19,229,035.12 : 26,535,940.50 = 10,527,353.98 : x - Step 2: Convert to fraction form
19,229,035.12/26,535,940.50 = 10,527,353.98/x - Step 3: Cross multiply
19,229,035.12x = 26,535,940.50 × 10,527,353.98 - Step 4: Simplify right side
19,229,035.12x = 279,353,238,835,718.19 - Step 5: Solve for x
x = 279,353,238,835,718.19/19,229,035.12 - Step 6: Final answer
x = 14,527,678.43
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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.