Finding the Fourth Proportional to 36,175,064.08, 49,921,576.92 and 19,878,589.84
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Solution
The fourth proportional to 36,175,064.08, 49,921,576.92 and 19,878,589.84 is: 27,432,447.65
Step by Step Solution
- Step 1: Write the proportion equation
36,175,064.08 : 49,921,576.92 = 19,878,589.84 : x - Step 2: Convert to fraction form
36,175,064.08/49,921,576.92 = 19,878,589.84/x - Step 3: Cross multiply
36,175,064.08x = 49,921,576.92 × 19,878,589.84 - Step 4: Simplify right side
36,175,064.08x = 992,370,551,758,690.50 - Step 5: Solve for x
x = 992,370,551,758,690.50/36,175,064.08 - Step 6: Final answer
x = 27,432,447.65
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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.