Finding the Fourth Proportional to 36,160,609.12, 49,902,006.72 and 19,641,056.24
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Solution
The fourth proportional to 36,160,609.12, 49,902,006.72 and 19,641,056.24 is: 27,104,856.48
Step by Step Solution
- Step 1: Write the proportion equation
36,160,609.12 : 49,902,006.72 = 19,641,056.24 : x - Step 2: Convert to fraction form
36,160,609.12/49,902,006.72 = 19,641,056.24/x - Step 3: Cross multiply
36,160,609.12x = 49,902,006.72 × 19,641,056.24 - Step 4: Simplify right side
36,160,609.12x = 980,128,120,476,377.88 - Step 5: Solve for x
x = 980,128,120,476,377.88/36,160,609.12 - Step 6: Final answer
x = 27,104,856.48
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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.