Finding the Fourth Proportional to 48,337,279.20, 66,707,205.60 and 26,309,714.08
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Solution
The fourth proportional to 48,337,279.20, 66,707,205.60 and 26,309,714.08 is: 36,308,363.55
Step by Step Solution
- Step 1: Write the proportion equation
48,337,279.20 : 66,707,205.60 = 26,309,714.08 : x - Step 2: Convert to fraction form
48,337,279.20/66,707,205.60 = 26,309,714.08/x - Step 3: Cross multiply
48,337,279.20x = 66,707,205.60 × 26,309,714.08 - Step 4: Simplify right side
48,337,279.20x = 1,755,047,506,411,774.75 - Step 5: Solve for x
x = 1,755,047,506,411,774.75/48,337,279.20 - Step 6: Final answer
x = 36,308,363.55
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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.