Finding the Fourth Proportional to 18,352,653.96, 27,529,024.66 and 5,573,254.76
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Solution
The fourth proportional to 18,352,653.96, 27,529,024.66 and 5,573,254.76 is: 8,359,895.42
Step by Step Solution
- Step 1: Write the proportion equation
18,352,653.96 : 27,529,024.66 = 5,573,254.76 : x - Step 2: Convert to fraction form
18,352,653.96/27,529,024.66 = 5,573,254.76/x - Step 3: Cross multiply
18,352,653.96x = 27,529,024.66 × 5,573,254.76 - Step 4: Simplify right side
18,352,653.96x = 153,426,267,724,502.38 - Step 5: Solve for x
x = 153,426,267,724,502.38/18,352,653.96 - Step 6: Final answer
x = 8,359,895.42
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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.