Finding the Fourth Proportional to 5,371,441.39, 7,412,588.88 and 2,924,070.13
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Solution
The fourth proportional to 5,371,441.39, 7,412,588.88 and 2,924,070.13 is: 4,035,216.65
Step by Step Solution
- Step 1: Write the proportion equation
5,371,441.39 : 7,412,588.88 = 2,924,070.13 : x - Step 2: Convert to fraction form
5,371,441.39/7,412,588.88 = 2,924,070.13/x - Step 3: Cross multiply
5,371,441.39x = 7,412,588.88 × 2,924,070.13 - Step 4: Simplify right side
5,371,441.39x = 21,674,929,729,978.15 - Step 5: Solve for x
x = 21,674,929,729,978.15/5,371,441.39 - Step 6: Final answer
x = 4,035,216.65
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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.