Finding the Fourth Proportional to 16,146,993.09, 22,282,687.80 and 8,804,807.67
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Solution
The fourth proportional to 16,146,993.09, 22,282,687.80 and 8,804,807.67 is: 12,150,545.89
Step by Step Solution
- Step 1: Write the proportion equation
16,146,993.09 : 22,282,687.80 = 8,804,807.67 : x - Step 2: Convert to fraction form
16,146,993.09/22,282,687.80 = 8,804,807.67/x - Step 3: Cross multiply
16,146,993.09x = 22,282,687.80 × 8,804,807.67 - Step 4: Simplify right side
16,146,993.09x = 196,194,780,449,655.44 - Step 5: Solve for x
x = 196,194,780,449,655.44/16,146,993.09 - Step 6: Final answer
x = 12,150,545.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.