Finding the Fourth Proportional to 91,126,887.68, 125,755,438.32 and 49,310,953.35
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Solution
The fourth proportional to 91,126,887.68, 125,755,438.32 and 49,310,953.35 is: 68,049,295.99
Step by Step Solution
- Step 1: Write the proportion equation
91,126,887.68 : 125,755,438.32 = 49,310,953.35 : x - Step 2: Convert to fraction form
91,126,887.68/125,755,438.32 = 49,310,953.35/x - Step 3: Cross multiply
91,126,887.68x = 125,755,438.32 × 49,310,953.35 - Step 4: Simplify right side
91,126,887.68x = 6,201,120,552,506,322 - Step 5: Solve for x
x = 6,201,120,552,506,322/91,126,887.68 - Step 6: Final answer
x = 68,049,295.99
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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.