Finding the Fourth Proportional to 16,572,569.80, 24,816,864.30 and 13,213,337.80
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Solution
The fourth proportional to 16,572,569.80, 24,816,864.30 and 13,213,337.80 is: 19,786,527.68
Step by Step Solution
- Step 1: Write the proportion equation
16,572,569.80 : 24,816,864.30 = 13,213,337.80 : x - Step 2: Convert to fraction form
16,572,569.80/24,816,864.30 = 13,213,337.80/x - Step 3: Cross multiply
16,572,569.80x = 24,816,864.30 × 13,213,337.80 - Step 4: Simplify right side
16,572,569.80x = 327,913,611,132,660.56 - Step 5: Solve for x
x = 327,913,611,132,660.56/16,572,569.80 - Step 6: Final answer
x = 19,786,527.68
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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.