Finding the Fourth Proportional to 5,512,010.82, 7,606,376.12 and 3,031,210.68
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Solution
The fourth proportional to 5,512,010.82, 7,606,376.12 and 3,031,210.68 is: 4,182,961.41
Step by Step Solution
- Step 1: Write the proportion equation
5,512,010.82 : 7,606,376.12 = 3,031,210.68 : x - Step 2: Convert to fraction form
5,512,010.82/7,606,376.12 = 3,031,210.68/x - Step 3: Cross multiply
5,512,010.82x = 7,606,376.12 × 3,031,210.68 - Step 4: Simplify right side
5,512,010.82x = 23,056,528,531,040.96 - Step 5: Solve for x
x = 23,056,528,531,040.96/5,512,010.82 - Step 6: Final answer
x = 4,182,961.41
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1.5x scale
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.