Finding the Fourth Proportional to 16,378,944, 22,602,879.12 and 9,037,234.08
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Solution
The fourth proportional to 16,378,944, 22,602,879.12 and 9,037,234.08 is: 12,471,347.94
Step by Step Solution
- Step 1: Write the proportion equation
16,378,944 : 22,602,879.12 = 9,037,234.08 : x - Step 2: Convert to fraction form
16,378,944/22,602,879.12 = 9,037,234.08/x - Step 3: Cross multiply
16,378,944x = 22,602,879.12 × 9,037,234.08 - Step 4: Simplify right side
16,378,944x = 204,267,509,489,384.41 - Step 5: Solve for x
x = 204,267,509,489,384.41/16,378,944 - Step 6: Final answer
x = 12,471,347.94
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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.