Finding the Fourth Proportional to 16,569,478.08, 22,865,242.02 and 9,227,620.68
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Solution
The fourth proportional to 16,569,478.08, 22,865,242.02 and 9,227,620.68 is: 12,733,761.38
Step by Step Solution
- Step 1: Write the proportion equation
16,569,478.08 : 22,865,242.02 = 9,227,620.68 : x - Step 2: Convert to fraction form
16,569,478.08/22,865,242.02 = 9,227,620.68/x - Step 3: Cross multiply
16,569,478.08x = 22,865,242.02 × 9,227,620.68 - Step 4: Simplify right side
16,569,478.08x = 210,991,780,116,956.97 - Step 5: Solve for x
x = 210,991,780,116,956.97/16,569,478.08 - Step 6: Final answer
x = 12,733,761.38
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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.