Finding the Fourth Proportional to 29,119,527.69, 40,185,163.71 and 16,067,271.12
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Solution
The fourth proportional to 29,119,527.69, 40,185,163.71 and 16,067,271.12 is: 22,172,953.05
Step by Step Solution
- Step 1: Write the proportion equation
29,119,527.69 : 40,185,163.71 = 16,067,271.12 : x - Step 2: Convert to fraction form
29,119,527.69/40,185,163.71 = 16,067,271.12/x - Step 3: Cross multiply
29,119,527.69x = 40,185,163.71 × 16,067,271.12 - Step 4: Simplify right side
29,119,527.69x = 645,665,920,330,155 - Step 5: Solve for x
x = 645,665,920,330,155/29,119,527.69 - Step 6: Final answer
x = 22,172,953.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.