Finding the Fourth Proportional to 11,980,627.11, 17,952,653.99 and 7,113,348.96
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Solution
The fourth proportional to 11,980,627.11, 17,952,653.99 and 7,113,348.96 is: 10,659,165.95
Step by Step Solution
- Step 1: Write the proportion equation
11,980,627.11 : 17,952,653.99 = 7,113,348.96 : x - Step 2: Convert to fraction form
11,980,627.11/17,952,653.99 = 7,113,348.96/x - Step 3: Cross multiply
11,980,627.11x = 17,952,653.99 × 7,113,348.96 - Step 4: Simplify right side
11,980,627.11x = 127,703,492,605,208.16 - Step 5: Solve for x
x = 127,703,492,605,208.16/11,980,627.11 - Step 6: Final answer
x = 10,659,165.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.