Finding the Fourth Proportional to 7,460,744.42, 11,191,115.52 and 2,069,394.75
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Solution
The fourth proportional to 7,460,744.42, 11,191,115.52 and 2,069,394.75 is: 3,104,091.82
Step by Step Solution
- Step 1: Write the proportion equation
7,460,744.42 : 11,191,115.52 = 2,069,394.75 : x - Step 2: Convert to fraction form
7,460,744.42/11,191,115.52 = 2,069,394.75/x - Step 3: Cross multiply
7,460,744.42x = 11,191,115.52 × 2,069,394.75 - Step 4: Simplify right side
7,460,744.42x = 23,158,835,703,731.52 - Step 5: Solve for x
x = 23,158,835,703,731.52/7,460,744.42 - Step 6: Final answer
x = 3,104,091.82
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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.