Finding the Fourth Proportional to 5,537,558.30, 8,306,337.45 and 5,271,837.80
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Solution
The fourth proportional to 5,537,558.30, 8,306,337.45 and 5,271,837.80 is: 7,907,756.70
Step by Step Solution
- Step 1: Write the proportion equation
5,537,558.30 : 8,306,337.45 = 5,271,837.80 : x - Step 2: Convert to fraction form
5,537,558.30/8,306,337.45 = 5,271,837.80/x - Step 3: Cross multiply
5,537,558.30x = 8,306,337.45 × 5,271,837.80 - Step 4: Simplify right side
5,537,558.30x = 43,789,663,748,465.61 - Step 5: Solve for x
x = 43,789,663,748,465.61/5,537,558.30 - Step 6: Final answer
x = 7,907,756.70
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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.