Finding the Fourth Proportional to 19,251,114.13, 28,857,228.63 and 12,067,683.13
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Solution
The fourth proportional to 19,251,114.13, 28,857,228.63 and 12,067,683.13 is: 18,089,337.00
Step by Step Solution
- Step 1: Write the proportion equation
19,251,114.13 : 28,857,228.63 = 12,067,683.13 : x - Step 2: Convert to fraction form
19,251,114.13/28,857,228.63 = 12,067,683.13/x - Step 3: Cross multiply
19,251,114.13x = 28,857,228.63 × 12,067,683.13 - Step 4: Simplify right side
19,251,114.13x = 348,239,891,116,804 - Step 5: Solve for x
x = 348,239,891,116,804/19,251,114.13 - Step 6: Final answer
x = 18,089,337.00
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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.