Finding the Fourth Proportional to 11,486,222.66, 15,850,783.14 and 6,259,276.46
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Solution
The fourth proportional to 11,486,222.66, 15,850,783.14 and 6,259,276.46 is: 8,637,690.28
Step by Step Solution
- Step 1: Write the proportion equation
11,486,222.66 : 15,850,783.14 = 6,259,276.46 : x - Step 2: Convert to fraction form
11,486,222.66/15,850,783.14 = 6,259,276.46/x - Step 3: Cross multiply
11,486,222.66x = 15,850,783.14 × 6,259,276.46 - Step 4: Simplify right side
11,486,222.66x = 99,214,433,780,766.89 - Step 5: Solve for x
x = 99,214,433,780,766.89/11,486,222.66 - Step 6: Final answer
x = 8,637,690.28
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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.