Finding the Fourth Proportional to 5,638,630.01, 7,781,316.99 and 3,060,310.82
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Solution
The fourth proportional to 5,638,630.01, 7,781,316.99 and 3,060,310.82 is: 4,223,233.04
Step by Step Solution
- Step 1: Write the proportion equation
5,638,630.01 : 7,781,316.99 = 3,060,310.82 : x - Step 2: Convert to fraction form
5,638,630.01/7,781,316.99 = 3,060,310.82/x - Step 3: Cross multiply
5,638,630.01x = 7,781,316.99 × 3,060,310.82 - Step 4: Simplify right side
5,638,630.01x = 23,813,248,578,346.83 - Step 5: Solve for x
x = 23,813,248,578,346.83/5,638,630.01 - Step 6: Final answer
x = 4,223,233.04
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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.