Finding the Fourth Proportional to 15,311,449.79, 22,971,658.69 and 4,529,037.77
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Solution
The fourth proportional to 15,311,449.79, 22,971,658.69 and 4,529,037.77 is: 6,794,883.00
Step by Step Solution
- Step 1: Write the proportion equation
15,311,449.79 : 22,971,658.69 = 4,529,037.77 : x - Step 2: Convert to fraction form
15,311,449.79/22,971,658.69 = 4,529,037.77/x - Step 3: Cross multiply
15,311,449.79x = 22,971,658.69 × 4,529,037.77 - Step 4: Simplify right side
15,311,449.79x = 104,039,509,869,009.75 - Step 5: Solve for x
x = 104,039,509,869,009.75/15,311,449.79 - Step 6: Final answer
x = 6,794,883.00
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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.