Finding the Fourth Proportional to 8,915,518.74, 13,363,944.12 and 3,731,098.62
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Solution
The fourth proportional to 8,915,518.74, 13,363,944.12 and 3,731,098.62 is: 5,592,741.70
Step by Step Solution
- Step 1: Write the proportion equation
8,915,518.74 : 13,363,944.12 = 3,731,098.62 : x - Step 2: Convert to fraction form
8,915,518.74/13,363,944.12 = 3,731,098.62/x - Step 3: Cross multiply
8,915,518.74x = 13,363,944.12 × 3,731,098.62 - Step 4: Simplify right side
8,915,518.74x = 49,862,193,463,889.11 - Step 5: Solve for x
x = 49,862,193,463,889.11/8,915,518.74 - Step 6: Final answer
x = 5,592,741.70
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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.