Finding the Fourth Proportional to 21,354,104.70, 32,028,046.65 and 6,206,456.70
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Solution
The fourth proportional to 21,354,104.70, 32,028,046.65 and 6,206,456.70 is: 9,308,781.03
Step by Step Solution
- Step 1: Write the proportion equation
21,354,104.70 : 32,028,046.65 = 6,206,456.70 : x - Step 2: Convert to fraction form
21,354,104.70/32,028,046.65 = 6,206,456.70/x - Step 3: Cross multiply
21,354,104.70x = 32,028,046.65 × 6,206,456.70 - Step 4: Simplify right side
21,354,104.70x = 198,780,684,718,805.06 - Step 5: Solve for x
x = 198,780,684,718,805.06/21,354,104.70 - Step 6: Final answer
x = 9,308,781.03
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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.