Finding the Fourth Proportional to 8,591,595.08, 12,890,961.47 and 3,477,640.03
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Solution
The fourth proportional to 8,591,595.08, 12,890,961.47 and 3,477,640.03 is: 5,217,904.62
Step by Step Solution
- Step 1: Write the proportion equation
8,591,595.08 : 12,890,961.47 = 3,477,640.03 : x - Step 2: Convert to fraction form
8,591,595.08/12,890,961.47 = 3,477,640.03/x - Step 3: Cross multiply
8,591,595.08x = 12,890,961.47 × 3,477,640.03 - Step 4: Simplify right side
8,591,595.08x = 44,830,123,609,726.34 - Step 5: Solve for x
x = 44,830,123,609,726.34/8,591,595.08 - Step 6: Final answer
x = 5,217,904.62
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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.