Finding the Fourth Proportional to 14,319,282.09, 21,450,579.48 and 12,524,192.49
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Solution
The fourth proportional to 14,319,282.09, 21,450,579.48 and 12,524,192.49 is: 18,761,498.29
Step by Step Solution
- Step 1: Write the proportion equation
14,319,282.09 : 21,450,579.48 = 12,524,192.49 : x - Step 2: Convert to fraction form
14,319,282.09/21,450,579.48 = 12,524,192.49/x - Step 3: Cross multiply
14,319,282.09x = 21,450,579.48 × 12,524,192.49 - Step 4: Simplify right side
14,319,282.09x = 268,651,186,429,564.12 - Step 5: Solve for x
x = 268,651,186,429,564.12/14,319,282.09 - Step 6: Final answer
x = 18,761,498.29
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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.