Finding the Fourth Proportional to 11,943,273.48, 16,481,228.64 and 6,716,133.06
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Solution
The fourth proportional to 11,943,273.48, 16,481,228.64 and 6,716,133.06 is: 9,267,988.77
Step by Step Solution
- Step 1: Write the proportion equation
11,943,273.48 : 16,481,228.64 = 6,716,133.06 : x - Step 2: Convert to fraction form
11,943,273.48/16,481,228.64 = 6,716,133.06/x - Step 3: Cross multiply
11,943,273.48x = 16,481,228.64 × 6,716,133.06 - Step 4: Simplify right side
11,943,273.48x = 110,690,124,538,522.83 - Step 5: Solve for x
x = 110,690,124,538,522.83/11,943,273.48 - Step 6: Final answer
x = 9,267,988.77
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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.