Finding the Fourth Proportional to 7,258,991.06, 10,888,486.86 and 2,710,394.58
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Solution
The fourth proportional to 7,258,991.06, 10,888,486.86 and 2,710,394.58 is: 4,065,591.97
Step by Step Solution
- Step 1: Write the proportion equation
7,258,991.06 : 10,888,486.86 = 2,710,394.58 : x - Step 2: Convert to fraction form
7,258,991.06/10,888,486.86 = 2,710,394.58/x - Step 3: Cross multiply
7,258,991.06x = 10,888,486.86 × 2,710,394.58 - Step 4: Simplify right side
7,258,991.06x = 29,512,095,769,745.22 - Step 5: Solve for x
x = 29,512,095,769,745.22/7,258,991.06 - Step 6: Final answer
x = 4,065,591.97
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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.