Finding the Fourth Proportional to 16,601,117.80, 24,901,676.70 and 13,241,885.80
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Solution
The fourth proportional to 16,601,117.80, 24,901,676.70 and 13,241,885.80 is: 19,862,828.70
Step by Step Solution
- Step 1: Write the proportion equation
16,601,117.80 : 24,901,676.70 = 13,241,885.80 : x - Step 2: Convert to fraction form
16,601,117.80/24,901,676.70 = 13,241,885.80/x - Step 3: Cross multiply
16,601,117.80x = 24,901,676.70 × 13,241,885.80 - Step 4: Simplify right side
16,601,117.80x = 329,745,159,089,920.88 - Step 5: Solve for x
x = 329,745,159,089,920.88/16,601,117.80 - Step 6: Final answer
x = 19,862,828.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.