Finding the Fourth Proportional to 64,385,290.74, 96,578,519.94 and 18,327,141.67
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Solution
The fourth proportional to 64,385,290.74, 96,578,519.94 and 18,327,141.67 is: 27,490,878.69
Step by Step Solution
- Step 1: Write the proportion equation
64,385,290.74 : 96,578,519.94 = 18,327,141.67 : x - Step 2: Convert to fraction form
64,385,290.74/96,578,519.94 = 18,327,141.67/x - Step 3: Cross multiply
64,385,290.74x = 96,578,519.94 × 18,327,141.67 - Step 4: Simplify right side
64,385,290.74x = 1,770,008,217,219,300 - Step 5: Solve for x
x = 1,770,008,217,219,300/64,385,290.74 - Step 6: Final answer
x = 27,490,878.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.