Finding the Fourth Proportional to 18,125,814.76, 27,187,984.78 and 4,478,617.46
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Solution
The fourth proportional to 18,125,814.76, 27,187,984.78 and 4,478,617.46 is: 6,717,744.00
Step by Step Solution
- Step 1: Write the proportion equation
18,125,814.76 : 27,187,984.78 = 4,478,617.46 : x - Step 2: Convert to fraction form
18,125,814.76/27,187,984.78 = 4,478,617.46/x - Step 3: Cross multiply
18,125,814.76x = 27,187,984.78 × 4,478,617.46 - Step 4: Simplify right side
18,125,814.76x = 121,764,583,394,695.69 - Step 5: Solve for x
x = 121,764,583,394,695.69/18,125,814.76 - Step 6: Final answer
x = 6,717,744.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.