Finding the Fourth Proportional to 52,959,877.20, 79,439,815.80 and 32,804,485.20
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Solution
The fourth proportional to 52,959,877.20, 79,439,815.80 and 32,804,485.20 is: 49,206,727.80
Step by Step Solution
- Step 1: Write the proportion equation
52,959,877.20 : 79,439,815.80 = 32,804,485.20 : x - Step 2: Convert to fraction form
52,959,877.20/79,439,815.80 = 32,804,485.20/x - Step 3: Cross multiply
52,959,877.20x = 79,439,815.80 × 32,804,485.20 - Step 4: Simplify right side
52,959,877.20x = 2,605,982,261,701,826 - Step 5: Solve for x
x = 2,605,982,261,701,826/52,959,877.20 - Step 6: Final answer
x = 49,206,727.80
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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.