Finding the Fourth Proportional to 12,104,700.23, 18,157,132.08 and 4,425,185.88
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Solution
The fourth proportional to 12,104,700.23, 18,157,132.08 and 4,425,185.88 is: 6,637,808.70
Step by Step Solution
- Step 1: Write the proportion equation
12,104,700.23 : 18,157,132.08 = 4,425,185.88 : x - Step 2: Convert to fraction form
12,104,700.23/18,157,132.08 = 4,425,185.88/x - Step 3: Cross multiply
12,104,700.23x = 18,157,132.08 × 4,425,185.88 - Step 4: Simplify right side
12,104,700.23x = 80,348,684,501,711.02 - Step 5: Solve for x
x = 80,348,684,501,711.02/12,104,700.23 - Step 6: Final answer
x = 6,637,808.70
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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.