Finding the Fourth Proportional to 14,346,081.36, 19,799,872.20 and 8,842,695.12
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Solution
The fourth proportional to 14,346,081.36, 19,799,872.20 and 8,842,695.12 is: 12,204,324.57
Step by Step Solution
- Step 1: Write the proportion equation
14,346,081.36 : 19,799,872.20 = 8,842,695.12 : x - Step 2: Convert to fraction form
14,346,081.36/19,799,872.20 = 8,842,695.12/x - Step 3: Cross multiply
14,346,081.36x = 19,799,872.20 × 8,842,695.12 - Step 4: Simplify right side
14,346,081.36x = 175,084,233,279,563.66 - Step 5: Solve for x
x = 175,084,233,279,563.66/14,346,081.36 - Step 6: Final answer
x = 12,204,324.57
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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.