Finding the Fourth Proportional to 56,852,939.20, 85,285,382.64 and 18,517,438.48
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Solution
The fourth proportional to 56,852,939.20, 85,285,382.64 and 18,517,438.48 is: 27,778,103.45
Step by Step Solution
- Step 1: Write the proportion equation
56,852,939.20 : 85,285,382.64 = 18,517,438.48 : x - Step 2: Convert to fraction form
56,852,939.20/85,285,382.64 = 18,517,438.48/x - Step 3: Cross multiply
56,852,939.20x = 85,285,382.64 × 18,517,438.48 - Step 4: Simplify right side
56,852,939.20x = 1,579,266,826,279,460 - Step 5: Solve for x
x = 1,579,266,826,279,460/56,852,939.20 - Step 6: Final answer
x = 27,778,103.45
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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.