Finding the Fourth Proportional to 34,899,814.23, 48,149,277.30 and 20,207,460.75
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Solution
The fourth proportional to 34,899,814.23, 48,149,277.30 and 20,207,460.75 is: 27,879,077.66
Step by Step Solution
- Step 1: Write the proportion equation
34,899,814.23 : 48,149,277.30 = 20,207,460.75 : x - Step 2: Convert to fraction form
34,899,814.23/48,149,277.30 = 20,207,460.75/x - Step 3: Cross multiply
34,899,814.23x = 48,149,277.30 × 20,207,460.75 - Step 4: Simplify right side
34,899,814.23x = 972,974,631,180,615.88 - Step 5: Solve for x
x = 972,974,631,180,615.88/34,899,814.23 - Step 6: Final answer
x = 27,879,077.66
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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.