Finding the Fourth Proportional to 6,882,261.28, 9,497,764.27 and 3,785,024.36
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Solution
The fourth proportional to 6,882,261.28, 9,497,764.27 and 3,785,024.36 is: 5,223,467.65
Step by Step Solution
- Step 1: Write the proportion equation
6,882,261.28 : 9,497,764.27 = 3,785,024.36 : x - Step 2: Convert to fraction form
6,882,261.28/9,497,764.27 = 3,785,024.36/x - Step 3: Cross multiply
6,882,261.28x = 9,497,764.27 × 3,785,024.36 - Step 4: Simplify right side
6,882,261.28x = 35,949,269,141,769.47 - Step 5: Solve for x
x = 35,949,269,141,769.47/6,882,261.28 - Step 6: Final answer
x = 5,223,467.65
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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.