Finding the Fourth Proportional to 6,785,159.36, 9,363,399.84 and 3,729,372.80
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Solution
The fourth proportional to 6,785,159.36, 9,363,399.84 and 3,729,372.80 is: 5,146,468.47
Step by Step Solution
- Step 1: Write the proportion equation
6,785,159.36 : 9,363,399.84 = 3,729,372.80 : x - Step 2: Convert to fraction form
6,785,159.36/9,363,399.84 = 3,729,372.80/x - Step 3: Cross multiply
6,785,159.36x = 9,363,399.84 × 3,729,372.80 - Step 4: Simplify right side
6,785,159.36x = 34,919,608,678,820.35 - Step 5: Solve for x
x = 34,919,608,678,820.35/6,785,159.36 - Step 6: Final answer
x = 5,146,468.47
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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.