Finding the Fourth Proportional to 32,576,369.45, 48,790,133.66 and 15,548,999.81
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Solution
The fourth proportional to 32,576,369.45, 48,790,133.66 and 15,548,999.81 is: 23,287,978.11
Step by Step Solution
- Step 1: Write the proportion equation
32,576,369.45 : 48,790,133.66 = 15,548,999.81 : x - Step 2: Convert to fraction form
32,576,369.45/48,790,133.66 = 15,548,999.81/x - Step 3: Cross multiply
32,576,369.45x = 48,790,133.66 × 15,548,999.81 - Step 4: Simplify right side
32,576,369.45x = 758,637,778,687,519 - Step 5: Solve for x
x = 758,637,778,687,519/32,576,369.45 - Step 6: Final answer
x = 23,287,978.11
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1.5x scale
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.