Finding the Fourth Proportional to 15,083,520.32, 22,627,531.68 and 6,997,313.36
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Solution
The fourth proportional to 15,083,520.32, 22,627,531.68 and 6,997,313.36 is: 10,497,014.38
Step by Step Solution
- Step 1: Write the proportion equation
15,083,520.32 : 22,627,531.68 = 6,997,313.36 : x - Step 2: Convert to fraction form
15,083,520.32/22,627,531.68 = 6,997,313.36/x - Step 3: Cross multiply
15,083,520.32x = 22,627,531.68 × 6,997,313.36 - Step 4: Simplify right side
15,083,520.32x = 158,331,929,728,287.25 - Step 5: Solve for x
x = 158,331,929,728,287.25/15,083,520.32 - Step 6: Final answer
x = 10,497,014.38
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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.