Finding the Fourth Proportional to 10,838,902.88, 14,961,894 and 8,130,527.84
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Solution
The fourth proportional to 10,838,902.88, 14,961,894 and 8,130,527.84 is: 11,223,284.96
Step by Step Solution
- Step 1: Write the proportion equation
10,838,902.88 : 14,961,894 = 8,130,527.84 : x - Step 2: Convert to fraction form
10,838,902.88/14,961,894 = 8,130,527.84/x - Step 3: Cross multiply
10,838,902.88x = 14,961,894 × 8,130,527.84 - Step 4: Simplify right side
10,838,902.88x = 121,648,095,706,128.95 - Step 5: Solve for x
x = 121,648,095,706,128.95/10,838,902.88 - Step 6: Final answer
x = 11,223,284.96
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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.