Finding the Fourth Proportional to 14,721,806.08, 22,081,019.59 and 3,939,948.19
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Solution
The fourth proportional to 14,721,806.08, 22,081,019.59 and 3,939,948.19 is: 5,909,470.12
Step by Step Solution
- Step 1: Write the proportion equation
14,721,806.08 : 22,081,019.59 = 3,939,948.19 : x - Step 2: Convert to fraction form
14,721,806.08/22,081,019.59 = 3,939,948.19/x - Step 3: Cross multiply
14,721,806.08x = 22,081,019.59 × 3,939,948.19 - Step 4: Simplify right side
14,721,806.08x = 86,998,073,166,975.05 - Step 5: Solve for x
x = 86,998,073,166,975.05/14,721,806.08 - Step 6: Final answer
x = 5,909,470.12
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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.