Finding the Fourth Proportional to 33,714,487.71, 46,520,988.19 and 20,476,775.97
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Solution
The fourth proportional to 33,714,487.71, 46,520,988.19 and 20,476,775.97 is: 28,254,911.10
Step by Step Solution
- Step 1: Write the proportion equation
33,714,487.71 : 46,520,988.19 = 20,476,775.97 : x - Step 2: Convert to fraction form
33,714,487.71/46,520,988.19 = 20,476,775.97/x - Step 3: Cross multiply
33,714,487.71x = 46,520,988.19 × 20,476,775.97 - Step 4: Simplify right side
33,714,487.71x = 952,599,853,018,453.75 - Step 5: Solve for x
x = 952,599,853,018,453.75/33,714,487.71 - Step 6: Final answer
x = 28,254,911.10
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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.