Finding the Fourth Proportional to 10,617,571.10, 15,848,844.36 and 9,110,935.87
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Solution
The fourth proportional to 10,617,571.10, 15,848,844.36 and 9,110,935.87 is: 13,599,890.52
Step by Step Solution
- Step 1: Write the proportion equation
10,617,571.10 : 15,848,844.36 = 9,110,935.87 : x - Step 2: Convert to fraction form
10,617,571.10/15,848,844.36 = 9,110,935.87/x - Step 3: Cross multiply
10,617,571.10x = 15,848,844.36 × 9,110,935.87 - Step 4: Simplify right side
10,617,571.10x = 144,397,804,577,571.19 - Step 5: Solve for x
x = 144,397,804,577,571.19/10,617,571.10 - Step 6: Final answer
x = 13,599,890.52
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.