Finding the Fourth Proportional to 7,233,546.65, 9,982,793.31 and 4,781,905.97
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Solution
The fourth proportional to 7,233,546.65, 9,982,793.31 and 4,781,905.97 is: 6,599,360.07
Step by Step Solution
- Step 1: Write the proportion equation
7,233,546.65 : 9,982,793.31 = 4,781,905.97 : x - Step 2: Convert to fraction form
7,233,546.65/9,982,793.31 = 4,781,905.97/x - Step 3: Cross multiply
7,233,546.65x = 9,982,793.31 × 4,781,905.97 - Step 4: Simplify right side
7,233,546.65x = 47,736,778,926,365.06 - Step 5: Solve for x
x = 47,736,778,926,365.06/7,233,546.65 - Step 6: Final answer
x = 6,599,360.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.