Finding the Fourth Proportional to 12,745,651.84, 19,121,277.12 and 3,769,504
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Solution
The fourth proportional to 12,745,651.84, 19,121,277.12 and 3,769,504 is: 5,655,083.91
Step by Step Solution
- Step 1: Write the proportion equation
12,745,651.84 : 19,121,277.12 = 3,769,504 : x - Step 2: Convert to fraction form
12,745,651.84/19,121,277.12 = 3,769,504/x - Step 3: Cross multiply
12,745,651.84x = 19,121,277.12 × 3,769,504 - Step 4: Simplify right side
12,745,651.84x = 72,077,730,588,948.48 - Step 5: Solve for x
x = 72,077,730,588,948.48/12,745,651.84 - Step 6: Final answer
x = 5,655,083.91
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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.