Finding the Fourth Proportional to 14,550,456.47, 21,840,044.18 and 7,727,010.12
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Solution
The fourth proportional to 14,550,456.47, 21,840,044.18 and 7,727,010.12 is: 11,598,140.77
Step by Step Solution
- Step 1: Write the proportion equation
14,550,456.47 : 21,840,044.18 = 7,727,010.12 : x - Step 2: Convert to fraction form
14,550,456.47/21,840,044.18 = 7,727,010.12/x - Step 3: Cross multiply
14,550,456.47x = 21,840,044.18 × 7,727,010.12 - Step 4: Simplify right side
14,550,456.47x = 168,758,242,361,472.06 - Step 5: Solve for x
x = 168,758,242,361,472.06/14,550,456.47 - Step 6: Final answer
x = 11,598,140.77
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1.5x scale
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.