Finding the Fourth Proportional to 12,753,849.96, 19,143,106.08 and 12,062,561.49
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Solution
The fourth proportional to 12,753,849.96, 19,143,106.08 and 12,062,561.49 is: 18,105,505.00
Step by Step Solution
- Step 1: Write the proportion equation
12,753,849.96 : 19,143,106.08 = 12,062,561.49 : x - Step 2: Convert to fraction form
12,753,849.96/19,143,106.08 = 12,062,561.49/x - Step 3: Cross multiply
12,753,849.96x = 19,143,106.08 × 12,062,561.49 - Step 4: Simplify right side
12,753,849.96x = 230,914,894,199,592.84 - Step 5: Solve for x
x = 230,914,894,199,592.84/12,753,849.96 - Step 6: Final answer
x = 18,105,505.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.