Finding the Fourth Proportional to 36,683,445.30, 54,894,531.15 and 31,943,195.70
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Solution
The fourth proportional to 36,683,445.30, 54,894,531.15 and 31,943,195.70 is: 47,801,037.69
Step by Step Solution
- Step 1: Write the proportion equation
36,683,445.30 : 54,894,531.15 = 31,943,195.70 : x - Step 2: Convert to fraction form
36,683,445.30/54,894,531.15 = 31,943,195.70/x - Step 3: Cross multiply
36,683,445.30x = 54,894,531.15 × 31,943,195.70 - Step 4: Simplify right side
36,683,445.30x = 1,753,506,751,384,196 - Step 5: Solve for x
x = 1,753,506,751,384,196/36,683,445.30 - Step 6: Final answer
x = 47,801,037.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.