Finding the Fourth Proportional to 7,644,144.44, 10,549,355.88 and 4,381,502.96
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Solution
The fourth proportional to 7,644,144.44, 10,549,355.88 and 4,381,502.96 is: 6,046,724.31
Step by Step Solution
- Step 1: Write the proportion equation
7,644,144.44 : 10,549,355.88 = 4,381,502.96 : x - Step 2: Convert to fraction form
7,644,144.44/10,549,355.88 = 4,381,502.96/x - Step 3: Cross multiply
7,644,144.44x = 10,549,355.88 × 4,381,502.96 - Step 4: Simplify right side
7,644,144.44x = 46,222,034,014,313.41 - Step 5: Solve for x
x = 46,222,034,014,313.41/7,644,144.44 - Step 6: Final answer
x = 6,046,724.31
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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.