Finding the Fourth Proportional to 6,943,709.16, 10,416,252.60 and 2,901,460.62
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Solution
The fourth proportional to 6,943,709.16, 10,416,252.60 and 2,901,460.62 is: 4,352,478.77
Step by Step Solution
- Step 1: Write the proportion equation
6,943,709.16 : 10,416,252.60 = 2,901,460.62 : x - Step 2: Convert to fraction form
6,943,709.16/10,416,252.60 = 2,901,460.62/x - Step 3: Cross multiply
6,943,709.16x = 10,416,252.60 × 2,901,460.62 - Step 4: Simplify right side
6,943,709.16x = 30,222,346,726,872.61 - Step 5: Solve for x
x = 30,222,346,726,872.61/6,943,709.16 - Step 6: Final answer
x = 4,352,478.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.