Finding the Fourth Proportional to 32,745,649.40, 49,118,619.90 and 8,482,852.70
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Solution
The fourth proportional to 32,745,649.40, 49,118,619.90 and 8,482,852.70 is: 12,724,316.82
Step by Step Solution
- Step 1: Write the proportion equation
32,745,649.40 : 49,118,619.90 = 8,482,852.70 : x - Step 2: Convert to fraction form
32,745,649.40/49,118,619.90 = 8,482,852.70/x - Step 3: Cross multiply
32,745,649.40x = 49,118,619.90 × 8,482,852.70 - Step 4: Simplify right side
32,745,649.40x = 416,666,017,438,988.69 - Step 5: Solve for x
x = 416,666,017,438,988.69/32,745,649.40 - Step 6: Final answer
x = 12,724,316.82
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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.