Finding the Fourth Proportional to 8,551,322,423.94, 11,796,631,458.57 and 7,420,705,316.04
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Solution
The fourth proportional to 8,551,322,423.94, 11,796,631,458.57 and 7,420,705,316.04 is: 10,236,934,293.45
Step by Step Solution
- Step 1: Write the proportion equation
8,551,322,423.94 : 11,796,631,458.57 = 7,420,705,316.04 : x - Step 2: Convert to fraction form
8,551,322,423.94/11,796,631,458.57 = 7,420,705,316.04/x - Step 3: Cross multiply
8,551,322,423.94x = 11,796,631,458.57 × 7,420,705,316.04 - Step 4: Simplify right side
8,551,322,423.94x = 87,539,325,775,975,088,128 - Step 5: Solve for x
x = 87,539,325,775,975,088,128/8,551,322,423.94 - Step 6: Final answer
x = 10,236,934,293.45
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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.