Finding the Fourth Proportional to 8,591,574.14, 12,890,930.12 and 3,477,619.09
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Solution
The fourth proportional to 8,591,574.14, 12,890,930.12 and 3,477,619.09 is: 5,217,873.23
Step by Step Solution
- Step 1: Write the proportion equation
8,591,574.14 : 12,890,930.12 = 3,477,619.09 : x - Step 2: Convert to fraction form
8,591,574.14/12,890,930.12 = 3,477,619.09/x - Step 3: Cross multiply
8,591,574.14x = 12,890,930.12 × 3,477,619.09 - Step 4: Simplify right side
8,591,574.14x = 44,829,744,735,862.45 - Step 5: Solve for x
x = 44,829,744,735,862.45/8,591,574.14 - Step 6: Final answer
x = 5,217,873.23
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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.