Finding the Fourth Proportional to 79,277,055.90, 118,887,025.77 and 27,447,586.62
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Solution
The fourth proportional to 79,277,055.90, 118,887,025.77 and 27,447,586.62 is: 41,161,492.45
Step by Step Solution
- Step 1: Write the proportion equation
79,277,055.90 : 118,887,025.77 = 27,447,586.62 : x - Step 2: Convert to fraction form
79,277,055.90/118,887,025.77 = 27,447,586.62/x - Step 3: Cross multiply
79,277,055.90x = 118,887,025.77 × 27,447,586.62 - Step 4: Simplify right side
79,277,055.90x = 3,263,161,937,816,247 - Step 5: Solve for x
x = 3,263,161,937,816,247/79,277,055.90 - Step 6: Final answer
x = 41,161,492.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.