Finding the Fourth Proportional to 10,825,121.41, 14,938,666.30 and 6,474,207.02
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Solution
The fourth proportional to 10,825,121.41, 14,938,666.30 and 6,474,207.02 is: 8,934,404.94
Step by Step Solution
- Step 1: Write the proportion equation
10,825,121.41 : 14,938,666.30 = 6,474,207.02 : x - Step 2: Convert to fraction form
10,825,121.41/14,938,666.30 = 6,474,207.02/x - Step 3: Cross multiply
10,825,121.41x = 14,938,666.30 × 6,474,207.02 - Step 4: Simplify right side
10,825,121.41x = 96,716,018,121,833.05 - Step 5: Solve for x
x = 96,716,018,121,833.05/10,825,121.41 - Step 6: Final answer
x = 8,934,404.94
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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.