Finding the Fourth Proportional to 82,871,302.40, 114,384,453.66 and 48,953,575.88
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Solution
The fourth proportional to 82,871,302.40, 114,384,453.66 and 48,953,575.88 is: 67,568,963.80
Step by Step Solution
- Step 1: Write the proportion equation
82,871,302.40 : 114,384,453.66 = 48,953,575.88 : x - Step 2: Convert to fraction form
82,871,302.40/114,384,453.66 = 48,953,575.88/x - Step 3: Cross multiply
82,871,302.40x = 114,384,453.66 × 48,953,575.88 - Step 4: Simplify right side
82,871,302.40x = 5,599,528,031,737,154 - Step 5: Solve for x
x = 5,599,528,031,737,154/82,871,302.40 - Step 6: Final answer
x = 67,568,963.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.