Finding the Fourth Proportional to 5,894,985.06, 8,135,021.88 and 3,281,447.70
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Solution
The fourth proportional to 5,894,985.06, 8,135,021.88 and 3,281,447.70 is: 4,528,365.82
Step by Step Solution
- Step 1: Write the proportion equation
5,894,985.06 : 8,135,021.88 = 3,281,447.70 : x - Step 2: Convert to fraction form
5,894,985.06/8,135,021.88 = 3,281,447.70/x - Step 3: Cross multiply
5,894,985.06x = 8,135,021.88 × 3,281,447.70 - Step 4: Simplify right side
5,894,985.06x = 26,694,648,837,575.68 - Step 5: Solve for x
x = 26,694,648,837,575.68/5,894,985.06 - Step 6: Final answer
x = 4,528,365.82
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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.