Finding the Fourth Proportional to 11,330,652.84, 15,635,812.10 and 6,435,859.84
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Solution
The fourth proportional to 11,330,652.84, 15,635,812.10 and 6,435,859.84 is: 8,881,208.93
Step by Step Solution
- Step 1: Write the proportion equation
11,330,652.84 : 15,635,812.10 = 6,435,859.84 : x - Step 2: Convert to fraction form
11,330,652.84/15,635,812.10 = 6,435,859.84/x - Step 3: Cross multiply
11,330,652.84x = 15,635,812.10 × 6,435,859.84 - Step 4: Simplify right side
11,330,652.84x = 100,629,895,160,176.06 - Step 5: Solve for x
x = 100,629,895,160,176.06/11,330,652.84 - Step 6: Final answer
x = 8,881,208.93
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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.