Finding the Fourth Proportional to 8,721,806.54, 13,081,679.46 and 2,332,554.08
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Solution
The fourth proportional to 8,721,806.54, 13,081,679.46 and 2,332,554.08 is: 3,498,555.56
Step by Step Solution
- Step 1: Write the proportion equation
8,721,806.54 : 13,081,679.46 = 2,332,554.08 : x - Step 2: Convert to fraction form
8,721,806.54/13,081,679.46 = 2,332,554.08/x - Step 3: Cross multiply
8,721,806.54x = 13,081,679.46 × 2,332,554.08 - Step 4: Simplify right side
8,721,806.54x = 30,513,724,732,266.80 - Step 5: Solve for x
x = 30,513,724,732,266.80/8,721,806.54 - Step 6: Final answer
x = 3,498,555.56
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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.