Finding the Fourth Proportional to 14,057,481.07, 19,409,376.99 and 10,963,461.12
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Solution
The fourth proportional to 14,057,481.07, 19,409,376.99 and 10,963,461.12 is: 15,137,416.79
Step by Step Solution
- Step 1: Write the proportion equation
14,057,481.07 : 19,409,376.99 = 10,963,461.12 : x - Step 2: Convert to fraction form
14,057,481.07/19,409,376.99 = 10,963,461.12/x - Step 3: Cross multiply
14,057,481.07x = 19,409,376.99 × 10,963,461.12 - Step 4: Simplify right side
14,057,481.07x = 212,793,949,993,287.59 - Step 5: Solve for x
x = 212,793,949,993,287.59/14,057,481.07 - Step 6: Final answer
x = 15,137,416.79
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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.