Finding the Fourth Proportional to 84,995,135.90, 127,492,703.85 and 27,493,219.70
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Solution
The fourth proportional to 84,995,135.90, 127,492,703.85 and 27,493,219.70 is: 41,239,829.55
Step by Step Solution
- Step 1: Write the proportion equation
84,995,135.90 : 127,492,703.85 = 27,493,219.70 : x - Step 2: Convert to fraction form
84,995,135.90/127,492,703.85 = 27,493,219.70/x - Step 3: Cross multiply
84,995,135.90x = 127,492,703.85 × 27,493,219.70 - Step 4: Simplify right side
84,995,135.90x = 3,505,184,917,095,085.50 - Step 5: Solve for x
x = 3,505,184,917,095,085.50/84,995,135.90 - Step 6: Final answer
x = 41,239,829.55
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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.