Finding the Fourth Proportional to 8,038,537.29, 12,043,765.35 and 6,699,305.97
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Solution
The fourth proportional to 8,038,537.29, 12,043,765.35 and 6,699,305.97 is: 10,037,257.55
Step by Step Solution
- Step 1: Write the proportion equation
8,038,537.29 : 12,043,765.35 = 6,699,305.97 : x - Step 2: Convert to fraction form
8,038,537.29/12,043,765.35 = 6,699,305.97/x - Step 3: Cross multiply
8,038,537.29x = 12,043,765.35 × 6,699,305.97 - Step 4: Simplify right side
8,038,537.29x = 80,684,869,110,534.14 - Step 5: Solve for x
x = 80,684,869,110,534.14/8,038,537.29 - Step 6: Final answer
x = 10,037,257.55
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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.