Finding the Fourth Proportional to 10,754,509.08, 16,138,489.82 and 4,364,761.42
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Solution
The fourth proportional to 10,754,509.08, 16,138,489.82 and 4,364,761.42 is: 6,549,871.98
Step by Step Solution
- Step 1: Write the proportion equation
10,754,509.08 : 16,138,489.82 = 4,364,761.42 : x - Step 2: Convert to fraction form
10,754,509.08/16,138,489.82 = 4,364,761.42/x - Step 3: Cross multiply
10,754,509.08x = 16,138,489.82 × 4,364,761.42 - Step 4: Simplify right side
10,754,509.08x = 70,440,657,741,748.05 - Step 5: Solve for x
x = 70,440,657,741,748.05/10,754,509.08 - Step 6: Final answer
x = 6,549,871.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.