Finding the Fourth Proportional to 7,693,135.76, 10,615,866 and 4,254,520.88
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Solution
The fourth proportional to 7,693,135.76, 10,615,866 and 4,254,520.88 is: 5,870,873.07
Step by Step Solution
- Step 1: Write the proportion equation
7,693,135.76 : 10,615,866 = 4,254,520.88 : x - Step 2: Convert to fraction form
7,693,135.76/10,615,866 = 4,254,520.88/x - Step 3: Cross multiply
7,693,135.76x = 10,615,866 × 4,254,520.88 - Step 4: Simplify right side
7,693,135.76x = 45,165,423,556,282.08 - Step 5: Solve for x
x = 45,165,423,556,282.08/7,693,135.76 - Step 6: Final answer
x = 5,870,873.07
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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.