Finding the Fourth Proportional to 6,703,621.94, 9,251,207.35 and 3,803,135.06
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Solution
The fourth proportional to 6,703,621.94, 9,251,207.35 and 3,803,135.06 is: 5,248,444.99
Step by Step Solution
- Step 1: Write the proportion equation
6,703,621.94 : 9,251,207.35 = 3,803,135.06 : x - Step 2: Convert to fraction form
6,703,621.94/9,251,207.35 = 3,803,135.06/x - Step 3: Cross multiply
6,703,621.94x = 9,251,207.35 × 3,803,135.06 - Step 4: Simplify right side
6,703,621.94x = 35,183,590,964,350.82 - Step 5: Solve for x
x = 35,183,590,964,350.82/6,703,621.94 - Step 6: Final answer
x = 5,248,444.99
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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.