Finding the Fourth Proportional to 6,305,292.14, 9,423,390.65 and 4,603,020.03
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Solution
The fourth proportional to 6,305,292.14, 9,423,390.65 and 4,603,020.03 is: 6,879,309.47
Step by Step Solution
- Step 1: Write the proportion equation
6,305,292.14 : 9,423,390.65 = 4,603,020.03 : x - Step 2: Convert to fraction form
6,305,292.14/9,423,390.65 = 4,603,020.03/x - Step 3: Cross multiply
6,305,292.14x = 9,423,390.65 × 4,603,020.03 - Step 4: Simplify right side
6,305,292.14x = 43,376,055,889,449.62 - Step 5: Solve for x
x = 43,376,055,889,449.62/6,305,292.14 - Step 6: Final answer
x = 6,879,309.47
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.