Finding the Fourth Proportional to 47,759,755.40, 71,639,589.36 and 14,970,560.12
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Solution
The fourth proportional to 47,759,755.40, 71,639,589.36 and 14,970,560.12 is: 22,455,826.47
Step by Step Solution
- Step 1: Write the proportion equation
47,759,755.40 : 71,639,589.36 = 14,970,560.12 : x - Step 2: Convert to fraction form
47,759,755.40/71,639,589.36 = 14,970,560.12/x - Step 3: Cross multiply
47,759,755.40x = 71,639,589.36 × 14,970,560.12 - Step 4: Simplify right side
47,759,755.40x = 1,072,484,779,485,992.25 - Step 5: Solve for x
x = 1,072,484,779,485,992.25/47,759,755.40 - Step 6: Final answer
x = 22,455,826.47
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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.