Finding the Fourth Proportional to 5,878,370.36, 8,111,703.20 and 3,299,552.84
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Solution
The fourth proportional to 5,878,370.36, 8,111,703.20 and 3,299,552.84 is: 4,553,131.51
Step by Step Solution
- Step 1: Write the proportion equation
5,878,370.36 : 8,111,703.20 = 3,299,552.84 : x - Step 2: Convert to fraction form
5,878,370.36/8,111,703.20 = 3,299,552.84/x - Step 3: Cross multiply
5,878,370.36x = 8,111,703.20 × 3,299,552.84 - Step 4: Simplify right side
5,878,370.36x = 26,764,993,273,740.81 - Step 5: Solve for x
x = 26,764,993,273,740.81/5,878,370.36 - Step 6: Final answer
x = 4,553,131.51
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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.