Finding the Fourth Proportional to 5,480,783.18, 7,563,496.97 and 3,033,564.20
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Solution
The fourth proportional to 5,480,783.18, 7,563,496.97 and 3,033,564.20 is: 4,186,327.55
Step by Step Solution
- Step 1: Write the proportion equation
5,480,783.18 : 7,563,496.97 = 3,033,564.20 : x - Step 2: Convert to fraction form
5,480,783.18/7,563,496.97 = 3,033,564.20/x - Step 3: Cross multiply
5,480,783.18x = 7,563,496.97 × 3,033,564.20 - Step 4: Simplify right side
5,480,783.18x = 22,944,353,635,000.48 - Step 5: Solve for x
x = 22,944,353,635,000.48/5,480,783.18 - Step 6: Final answer
x = 4,186,327.55
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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.