Finding the Fourth Proportional to 49,762,549.40, 74,638,517.70 and 17,415,069.80
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Solution
The fourth proportional to 49,762,549.40, 74,638,517.70 and 17,415,069.80 is: 26,120,747.65
Step by Step Solution
- Step 1: Write the proportion equation
49,762,549.40 : 74,638,517.70 = 17,415,069.80 : x - Step 2: Convert to fraction form
49,762,549.40/74,638,517.70 = 17,415,069.80/x - Step 3: Cross multiply
49,762,549.40x = 74,638,517.70 × 17,415,069.80 - Step 4: Simplify right side
49,762,549.40x = 1,299,834,995,514,035.50 - Step 5: Solve for x
x = 1,299,834,995,514,035.50/49,762,549.40 - Step 6: Final answer
x = 26,120,747.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.