Finding the Fourth Proportional to 8,449,453.86, 11,660,249.42 and 4,581,973.99
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Solution
The fourth proportional to 8,449,453.86, 11,660,249.42 and 4,581,973.99 is: 6,323,125.78
Step by Step Solution
- Step 1: Write the proportion equation
8,449,453.86 : 11,660,249.42 = 4,581,973.99 : x - Step 2: Convert to fraction form
8,449,453.86/11,660,249.42 = 4,581,973.99/x - Step 3: Cross multiply
8,449,453.86x = 11,660,249.42 × 4,581,973.99 - Step 4: Simplify right side
8,449,453.86x = 53,426,959,559,352.59 - Step 5: Solve for x
x = 53,426,959,559,352.59/8,449,453.86 - Step 6: Final answer
x = 6,323,125.78
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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.