Finding the Fourth Proportional to 8,439,382.24, 12,657,560.58 and 2,372,658.88
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Solution
The fourth proportional to 8,439,382.24, 12,657,560.58 and 2,372,658.88 is: 3,558,563.02
Step by Step Solution
- Step 1: Write the proportion equation
8,439,382.24 : 12,657,560.58 = 2,372,658.88 : x - Step 2: Convert to fraction form
8,439,382.24/12,657,560.58 = 2,372,658.88/x - Step 3: Cross multiply
8,439,382.24x = 12,657,560.58 × 2,372,658.88 - Step 4: Simplify right side
8,439,382.24x = 30,032,073,509,274.95 - Step 5: Solve for x
x = 30,032,073,509,274.95/8,439,382.24 - Step 6: Final answer
x = 3,558,563.02
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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.