Finding the Fourth Proportional to 10,574,790.60, 14,591,920.86 and 5,927,503.08
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Solution
The fourth proportional to 10,574,790.60, 14,591,920.86 and 5,927,503.08 is: 8,179,231.07
Step by Step Solution
- Step 1: Write the proportion equation
10,574,790.60 : 14,591,920.86 = 5,927,503.08 : x - Step 2: Convert to fraction form
10,574,790.60/14,591,920.86 = 5,927,503.08/x - Step 3: Cross multiply
10,574,790.60x = 14,591,920.86 × 5,927,503.08 - Step 4: Simplify right side
10,574,790.60x = 86,493,655,840,766.25 - Step 5: Solve for x
x = 86,493,655,840,766.25/10,574,790.60 - Step 6: Final answer
x = 8,179,231.07
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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.