Finding the Fourth Proportional to 7,519,852.14, 10,377,427.12 and 4,257,296.48
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Solution
The fourth proportional to 7,519,852.14, 10,377,427.12 and 4,257,296.48 is: 5,875,086.79
Step by Step Solution
- Step 1: Write the proportion equation
7,519,852.14 : 10,377,427.12 = 4,257,296.48 : x - Step 2: Convert to fraction form
7,519,852.14/10,377,427.12 = 4,257,296.48/x - Step 3: Cross multiply
7,519,852.14x = 10,377,427.12 × 4,257,296.48 - Step 4: Simplify right side
7,519,852.14x = 44,179,783,949,432.54 - Step 5: Solve for x
x = 44,179,783,949,432.54/7,519,852.14 - Step 6: Final answer
x = 5,875,086.79
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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.