Finding the Fourth Proportional to 32,369,085.40, 48,553,628.10 and 8,434,557.40
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Solution
The fourth proportional to 32,369,085.40, 48,553,628.10 and 8,434,557.40 is: 12,651,836.10
Step by Step Solution
- Step 1: Write the proportion equation
32,369,085.40 : 48,553,628.10 = 8,434,557.40 : x - Step 2: Convert to fraction form
32,369,085.40/48,553,628.10 = 8,434,557.40/x - Step 3: Cross multiply
32,369,085.40x = 48,553,628.10 × 8,434,557.40 - Step 4: Simplify right side
32,369,085.40x = 409,528,363,187,703 - Step 5: Solve for x
x = 409,528,363,187,703/32,369,085.40 - Step 6: Final answer
x = 12,651,836.10
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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.