Finding the Fourth Proportional to 36,332,138.70, 50,139,562.04 and 19,813,167.05
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Solution
The fourth proportional to 36,332,138.70, 50,139,562.04 and 19,813,167.05 is: 27,342,830.73
Step by Step Solution
- Step 1: Write the proportion equation
36,332,138.70 : 50,139,562.04 = 19,813,167.05 : x - Step 2: Convert to fraction form
36,332,138.70/50,139,562.04 = 19,813,167.05/x - Step 3: Cross multiply
36,332,138.70x = 50,139,562.04 × 19,813,167.05 - Step 4: Simplify right side
36,332,138.70x = 993,423,518,518,929.62 - Step 5: Solve for x
x = 993,423,518,518,929.62/36,332,138.70 - Step 6: Final answer
x = 27,342,830.73
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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.