Finding the Fourth Proportional to 20,167,156.74, 27,833,029.20 and 11,466,633
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Solution
The fourth proportional to 20,167,156.74, 27,833,029.20 and 11,466,633 is: 15,825,291.35
Step by Step Solution
- Step 1: Write the proportion equation
20,167,156.74 : 27,833,029.20 = 11,466,633 : x - Step 2: Convert to fraction form
20,167,156.74/27,833,029.20 = 11,466,633/x - Step 3: Cross multiply
20,167,156.74x = 27,833,029.20 × 11,466,633 - Step 4: Simplify right side
20,167,156.74x = 319,151,131,114,683.56 - Step 5: Solve for x
x = 319,151,131,114,683.56/20,167,156.74 - Step 6: Final answer
x = 15,825,291.35
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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.