Finding the Fourth Proportional to 37,275,177.84, 55,912,714.92 and 11,718,420.72
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Solution
The fourth proportional to 37,275,177.84, 55,912,714.92 and 11,718,420.72 is: 17,577,614.78
Step by Step Solution
- Step 1: Write the proportion equation
37,275,177.84 : 55,912,714.92 = 11,718,420.72 : x - Step 2: Convert to fraction form
37,275,177.84/55,912,714.92 = 11,718,420.72/x - Step 3: Cross multiply
37,275,177.84x = 55,912,714.92 × 11,718,420.72 - Step 4: Simplify right side
37,275,177.84x = 655,208,717,029,981.25 - Step 5: Solve for x
x = 655,208,717,029,981.25/37,275,177.84 - Step 6: Final answer
x = 17,577,614.78
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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.