Finding the Fourth Proportional to 34,430,318.20, 47,512,306.44 and 19,735,449.64
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Solution
The fourth proportional to 34,430,318.20, 47,512,306.44 and 19,735,449.64 is: 27,234,041.97
Step by Step Solution
- Step 1: Write the proportion equation
34,430,318.20 : 47,512,306.44 = 19,735,449.64 : x - Step 2: Convert to fraction form
34,430,318.20/47,512,306.44 = 19,735,449.64/x - Step 3: Cross multiply
34,430,318.20x = 47,512,306.44 × 19,735,449.64 - Step 4: Simplify right side
34,430,318.20x = 937,676,731,026,867.62 - Step 5: Solve for x
x = 937,676,731,026,867.62/34,430,318.20 - Step 6: Final answer
x = 27,234,041.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.