Finding the Fourth Proportional to 6,531,563.36, 9,797,540.52 and 5,403,136.16
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Solution
The fourth proportional to 6,531,563.36, 9,797,540.52 and 5,403,136.16 is: 8,104,865.95
Step by Step Solution
- Step 1: Write the proportion equation
6,531,563.36 : 9,797,540.52 = 5,403,136.16 : x - Step 2: Convert to fraction form
6,531,563.36/9,797,540.52 = 5,403,136.16/x - Step 3: Cross multiply
6,531,563.36x = 9,797,540.52 × 5,403,136.16 - Step 4: Simplify right side
6,531,563.36x = 52,937,445,462,677.20 - Step 5: Solve for x
x = 52,937,445,462,677.20/6,531,563.36 - Step 6: Final answer
x = 8,104,865.95
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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.