Finding the Fourth Proportional to 14,206,236.12, 19,599,808.68 and 8,090,334.36
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Solution
The fourth proportional to 14,206,236.12, 19,599,808.68 and 8,090,334.36 is: 11,161,929.47
Step by Step Solution
- Step 1: Write the proportion equation
14,206,236.12 : 19,599,808.68 = 8,090,334.36 : x - Step 2: Convert to fraction form
14,206,236.12/19,599,808.68 = 8,090,334.36/x - Step 3: Cross multiply
14,206,236.12x = 19,599,808.68 × 8,090,334.36 - Step 4: Simplify right side
14,206,236.12x = 158,569,005,613,230.25 - Step 5: Solve for x
x = 158,569,005,613,230.25/14,206,236.12 - Step 6: Final answer
x = 11,161,929.47
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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.