Finding the Fourth Proportional to 65,143,619.12, 97,718,791.80 and 16,621,897.52
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Solution
The fourth proportional to 65,143,619.12, 97,718,791.80 and 16,621,897.52 is: 24,933,704.41
Step by Step Solution
- Step 1: Write the proportion equation
65,143,619.12 : 97,718,791.80 = 16,621,897.52 : x - Step 2: Convert to fraction form
65,143,619.12/97,718,791.80 = 16,621,897.52/x - Step 3: Cross multiply
65,143,619.12x = 97,718,791.80 × 16,621,897.52 - Step 4: Simplify right side
65,143,619.12x = 1,624,271,743,077,816.25 - Step 5: Solve for x
x = 1,624,271,743,077,816.25/65,143,619.12 - Step 6: Final answer
x = 24,933,704.41
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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.