Finding the Fourth Proportional to 34,354,189.15, 47,431,609.95 and 26,392,551.53
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Solution
The fourth proportional to 34,354,189.15, 47,431,609.95 and 26,392,551.53 is: 36,439,259.40
Step by Step Solution
- Step 1: Write the proportion equation
34,354,189.15 : 47,431,609.95 = 26,392,551.53 : x - Step 2: Convert to fraction form
34,354,189.15/47,431,609.95 = 26,392,551.53/x - Step 3: Cross multiply
34,354,189.15x = 47,431,609.95 × 26,392,551.53 - Step 4: Simplify right side
34,354,189.15x = 1,251,841,209,874,814.75 - Step 5: Solve for x
x = 1,251,841,209,874,814.75/34,354,189.15 - Step 6: Final answer
x = 36,439,259.40
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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.