Finding the Fourth Proportional to 49,149,757.05, 67,828,293.87 and 26,823,965.62
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Solution
The fourth proportional to 49,149,757.05, 67,828,293.87 and 26,823,965.62 is: 37,017,961.67
Step by Step Solution
- Step 1: Write the proportion equation
49,149,757.05 : 67,828,293.87 = 26,823,965.62 : x - Step 2: Convert to fraction form
49,149,757.05/67,828,293.87 = 26,823,965.62/x - Step 3: Cross multiply
49,149,757.05x = 67,828,293.87 × 26,823,965.62 - Step 4: Simplify right side
49,149,757.05x = 1,819,423,822,764,583.50 - Step 5: Solve for x
x = 1,819,423,822,764,583.50/49,149,757.05 - Step 6: Final answer
x = 37,017,961.67
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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.