Finding the Fourth Proportional to 19,537,560.70, 29,307,740.73 and 5,160,485.14
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Solution
The fourth proportional to 19,537,560.70, 29,307,740.73 and 5,160,485.14 is: 7,741,097.41
Step by Step Solution
- Step 1: Write the proportion equation
19,537,560.70 : 29,307,740.73 = 5,160,485.14 : x - Step 2: Convert to fraction form
19,537,560.70/29,307,740.73 = 5,160,485.14/x - Step 3: Cross multiply
19,537,560.70x = 29,307,740.73 × 5,160,485.14 - Step 4: Simplify right side
19,537,560.70x = 151,242,160,524,137.75 - Step 5: Solve for x
x = 151,242,160,524,137.75/19,537,560.70 - Step 6: Final answer
x = 7,741,097.41
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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.