Finding the Fourth Proportional to 38,738,750.16, 53,457,750 and 22,207,023.12
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Solution
The fourth proportional to 38,738,750.16, 53,457,750 and 22,207,023.12 is: 30,644,702.92
Step by Step Solution
- Step 1: Write the proportion equation
38,738,750.16 : 53,457,750 = 22,207,023.12 : x - Step 2: Convert to fraction form
38,738,750.16/53,457,750 = 22,207,023.12/x - Step 3: Cross multiply
38,738,750.16x = 53,457,750 × 22,207,023.12 - Step 4: Simplify right side
38,738,750.16x = 1,187,137,490,193,180 - Step 5: Solve for x
x = 1,187,137,490,193,180/38,738,750.16 - Step 6: Final answer
x = 30,644,702.92
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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.