Finding the Fourth Proportional to 7,226,021.73, 10,837,977.51 and 2,107,076.07
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Solution
The fourth proportional to 7,226,021.73, 10,837,977.51 and 2,107,076.07 is: 3,160,306.45
Step by Step Solution
- Step 1: Write the proportion equation
7,226,021.73 : 10,837,977.51 = 2,107,076.07 : x - Step 2: Convert to fraction form
7,226,021.73/10,837,977.51 = 2,107,076.07/x - Step 3: Cross multiply
7,226,021.73x = 10,837,977.51 × 2,107,076.07 - Step 4: Simplify right side
7,226,021.73x = 22,836,443,058,519.18 - Step 5: Solve for x
x = 22,836,443,058,519.18/7,226,021.73 - Step 6: Final answer
x = 3,160,306.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.