Finding the Fourth Proportional to 16,592,808.09, 22,890,811.02 and 15,823,516.10
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Solution
The fourth proportional to 16,592,808.09, 22,890,811.02 and 15,823,516.10 is: 21,829,524.86
Step by Step Solution
- Step 1: Write the proportion equation
16,592,808.09 : 22,890,811.02 = 15,823,516.10 : x - Step 2: Convert to fraction form
16,592,808.09/22,890,811.02 = 15,823,516.10/x - Step 3: Cross multiply
16,592,808.09x = 22,890,811.02 × 15,823,516.10 - Step 4: Simplify right side
16,592,808.09x = 362,213,116,717,027.44 - Step 5: Solve for x
x = 362,213,116,717,027.44/16,592,808.09 - Step 6: Final answer
x = 21,829,524.86
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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.