Finding the Fourth Proportional to 93,995,916.48, 140,961,939.84 and 32,570,743.68
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Solution
The fourth proportional to 93,995,916.48, 140,961,939.84 and 32,570,743.68 is: 48,845,049.69
Step by Step Solution
- Step 1: Write the proportion equation
93,995,916.48 : 140,961,939.84 = 32,570,743.68 : x - Step 2: Convert to fraction form
93,995,916.48/140,961,939.84 = 32,570,743.68/x - Step 3: Cross multiply
93,995,916.48x = 140,961,939.84 × 32,570,743.68 - Step 4: Simplify right side
93,995,916.48x = 4,591,235,211,164,220 - Step 5: Solve for x
x = 4,591,235,211,164,220/93,995,916.48 - Step 6: Final answer
x = 48,845,049.69
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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.