Finding the Fourth Proportional to 11,411,117.97, 15,747,310.11 and 6,254,463.57
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Solution
The fourth proportional to 11,411,117.97, 15,747,310.11 and 6,254,463.57 is: 8,631,141.81
Step by Step Solution
- Step 1: Write the proportion equation
11,411,117.97 : 15,747,310.11 = 6,254,463.57 : x - Step 2: Convert to fraction form
11,411,117.97/15,747,310.11 = 6,254,463.57/x - Step 3: Cross multiply
11,411,117.97x = 15,747,310.11 × 6,254,463.57 - Step 4: Simplify right side
11,411,117.97x = 98,490,977,408,487.69 - Step 5: Solve for x
x = 98,490,977,408,487.69/11,411,117.97 - Step 6: Final answer
x = 8,631,141.81
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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.