Finding the Fourth Proportional to 7,957,319.76, 11,937,845.85 and 3,165,282
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Solution
The fourth proportional to 7,957,319.76, 11,937,845.85 and 3,165,282 is: 4,748,665.35
Step by Step Solution
- Step 1: Write the proportion equation
7,957,319.76 : 11,937,845.85 = 3,165,282 : x - Step 2: Convert to fraction form
7,957,319.76/11,937,845.85 = 3,165,282/x - Step 3: Cross multiply
7,957,319.76x = 11,937,845.85 × 3,165,282 - Step 4: Simplify right side
7,957,319.76x = 37,786,648,587,779.70 - Step 5: Solve for x
x = 37,786,648,587,779.70/7,957,319.76 - Step 6: Final answer
x = 4,748,665.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.