Finding the Fourth Proportional to 18,334,917.40, 27,502,381.19 and 6,818,880
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Solution
The fourth proportional to 18,334,917.40, 27,502,381.19 and 6,818,880 is: 10,228,321.89
Step by Step Solution
- Step 1: Write the proportion equation
18,334,917.40 : 27,502,381.19 = 6,818,880 : x - Step 2: Convert to fraction form
18,334,917.40/27,502,381.19 = 6,818,880/x - Step 3: Cross multiply
18,334,917.40x = 27,502,381.19 × 6,818,880 - Step 4: Simplify right side
18,334,917.40x = 187,535,437,048,867.22 - Step 5: Solve for x
x = 187,535,437,048,867.22/18,334,917.40 - Step 6: Final answer
x = 10,228,321.89
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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.