Finding the Fourth Proportional to 65,172,634.40, 97,821,937.20 and 32,861,021.60
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Solution
The fourth proportional to 65,172,634.40, 97,821,937.20 and 32,861,021.60 is: 49,323,290.69
Step by Step Solution
- Step 1: Write the proportion equation
65,172,634.40 : 97,821,937.20 = 32,861,021.60 : x - Step 2: Convert to fraction form
65,172,634.40/97,821,937.20 = 32,861,021.60/x - Step 3: Cross multiply
65,172,634.40x = 97,821,937.20 × 32,861,021.60 - Step 4: Simplify right side
65,172,634.40x = 3,214,528,791,283,044 - Step 5: Solve for x
x = 3,214,528,791,283,044/65,172,634.40 - Step 6: Final answer
x = 49,323,290.69
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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.