Finding the Fourth Proportional to 25,282,355.19, 34,876,796.58 and 15,356,596.56
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Solution
The fourth proportional to 25,282,355.19, 34,876,796.58 and 15,356,596.56 is: 21,184,295.94
Step by Step Solution
- Step 1: Write the proportion equation
25,282,355.19 : 34,876,796.58 = 15,356,596.56 : x - Step 2: Convert to fraction form
25,282,355.19/34,876,796.58 = 15,356,596.56/x - Step 3: Cross multiply
25,282,355.19x = 34,876,796.58 × 15,356,596.56 - Step 4: Simplify right side
25,282,355.19x = 535,588,894,384,247.75 - Step 5: Solve for x
x = 535,588,894,384,247.75/25,282,355.19 - Step 6: Final answer
x = 21,184,295.94
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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.