Finding the Fourth Proportional to 11,463,108.96, 15,812,521.20 and 7,163,292
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Solution
The fourth proportional to 11,463,108.96, 15,812,521.20 and 7,163,292 is: 9,881,237.89
Step by Step Solution
- Step 1: Write the proportion equation
11,463,108.96 : 15,812,521.20 = 7,163,292 : x - Step 2: Convert to fraction form
11,463,108.96/15,812,521.20 = 7,163,292/x - Step 3: Cross multiply
11,463,108.96x = 15,812,521.20 × 7,163,292 - Step 4: Simplify right side
11,463,108.96x = 113,269,706,611,790.39 - Step 5: Solve for x
x = 113,269,706,611,790.39/11,463,108.96 - Step 6: Final answer
x = 9,881,237.89
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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.