Finding the Fourth Proportional to 29,939,861.60, 41,317,038.28 and 16,188,822.08
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Solution
The fourth proportional to 29,939,861.60, 41,317,038.28 and 16,188,822.08 is: 22,340,590.30
Step by Step Solution
- Step 1: Write the proportion equation
29,939,861.60 : 41,317,038.28 = 16,188,822.08 : x - Step 2: Convert to fraction form
29,939,861.60/41,317,038.28 = 16,188,822.08/x - Step 3: Cross multiply
29,939,861.60x = 41,317,038.28 × 16,188,822.08 - Step 4: Simplify right side
29,939,861.60x = 668,874,181,587,469.25 - Step 5: Solve for x
x = 668,874,181,587,469.25/29,939,861.60 - Step 6: Final answer
x = 22,340,590.30
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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.