Finding the Fourth Proportional to 5,743,888.34, 7,927,742.14 and 3,422,140.96
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Solution
The fourth proportional to 5,743,888.34, 7,927,742.14 and 3,422,140.96 is: 4,723,255.31
Step by Step Solution
- Step 1: Write the proportion equation
5,743,888.34 : 7,927,742.14 = 3,422,140.96 : x - Step 2: Convert to fraction form
5,743,888.34/7,927,742.14 = 3,422,140.96/x - Step 3: Cross multiply
5,743,888.34x = 7,927,742.14 × 3,422,140.96 - Step 4: Simplify right side
5,743,888.34x = 27,129,851,097,612.05 - Step 5: Solve for x
x = 27,129,851,097,612.05/5,743,888.34 - Step 6: Final answer
x = 4,723,255.31
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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.