Finding the Fourth Proportional to 14,524,440.19, 20,042,203.62 and 8,242,967.19
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Solution
The fourth proportional to 14,524,440.19, 20,042,203.62 and 8,242,967.19 is: 11,374,429.91
Step by Step Solution
- Step 1: Write the proportion equation
14,524,440.19 : 20,042,203.62 = 8,242,967.19 : x - Step 2: Convert to fraction form
14,524,440.19/20,042,203.62 = 8,242,967.19/x - Step 3: Cross multiply
14,524,440.19x = 20,042,203.62 × 8,242,967.19 - Step 4: Simplify right side
14,524,440.19x = 165,207,226,854,959.25 - Step 5: Solve for x
x = 165,207,226,854,959.25/14,524,440.19 - Step 6: Final answer
x = 11,374,429.91
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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.