Finding the Fourth Proportional to 10,166,660.52, 14,018,138.30 and 7,583,857.26
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Solution
The fourth proportional to 10,166,660.52, 14,018,138.30 and 7,583,857.26 is: 10,456,881.07
Step by Step Solution
- Step 1: Write the proportion equation
10,166,660.52 : 14,018,138.30 = 7,583,857.26 : x - Step 2: Convert to fraction form
10,166,660.52/14,018,138.30 = 7,583,857.26/x - Step 3: Cross multiply
10,166,660.52x = 14,018,138.30 × 7,583,857.26 - Step 4: Simplify right side
10,166,660.52x = 106,311,559,848,048.38 - Step 5: Solve for x
x = 106,311,559,848,048.38/10,166,660.52 - Step 6: Final answer
x = 10,456,881.07
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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.