Finding the Fourth Proportional to 18,042,102.67, 27,065,854.59 and 6,530,263.31
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Solution
The fourth proportional to 18,042,102.67, 27,065,854.59 and 6,530,263.31 is: 9,796,372.43
Step by Step Solution
- Step 1: Write the proportion equation
18,042,102.67 : 27,065,854.59 = 6,530,263.31 : x - Step 2: Convert to fraction form
18,042,102.67/27,065,854.59 = 6,530,263.31/x - Step 3: Cross multiply
18,042,102.67x = 27,065,854.59 × 6,530,263.31 - Step 4: Simplify right side
18,042,102.67x = 176,747,157,177,470.19 - Step 5: Solve for x
x = 176,747,157,177,470.19/18,042,102.67 - Step 6: Final answer
x = 9,796,372.43
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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.