Finding the Fourth Proportional to 6,512,455.07, 8,987,488.01 and 3,611,673.08
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Solution
The fourth proportional to 6,512,455.07, 8,987,488.01 and 3,611,673.08 is: 4,984,275.23
Step by Step Solution
- Step 1: Write the proportion equation
6,512,455.07 : 8,987,488.01 = 3,611,673.08 : x - Step 2: Convert to fraction form
6,512,455.07/8,987,488.01 = 3,611,673.08/x - Step 3: Cross multiply
6,512,455.07x = 8,987,488.01 × 3,611,673.08 - Step 4: Simplify right side
6,512,455.07x = 32,459,868,502,539.77 - Step 5: Solve for x
x = 32,459,868,502,539.77/6,512,455.07 - Step 6: Final answer
x = 4,984,275.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.