Finding the Fourth Proportional to 16,057,894.44, 22,159,838.96 and 8,715,727.20
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Solution
The fourth proportional to 16,057,894.44, 22,159,838.96 and 8,715,727.20 is: 12,027,673.49
Step by Step Solution
- Step 1: Write the proportion equation
16,057,894.44 : 22,159,838.96 = 8,715,727.20 : x - Step 2: Convert to fraction form
16,057,894.44/22,159,838.96 = 8,715,727.20/x - Step 3: Cross multiply
16,057,894.44x = 22,159,838.96 × 8,715,727.20 - Step 4: Simplify right side
16,057,894.44x = 193,139,111,243,496.41 - Step 5: Solve for x
x = 193,139,111,243,496.41/16,057,894.44 - Step 6: Final answer
x = 12,027,673.49
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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.