Finding the Fourth Proportional to 18,636,170.36, 27,940,025.28 and 5,849,277.08
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Solution
The fourth proportional to 18,636,170.36, 27,940,025.28 and 5,849,277.08 is: 8,769,449.21
Step by Step Solution
- Step 1: Write the proportion equation
18,636,170.36 : 27,940,025.28 = 5,849,277.08 : x - Step 2: Convert to fraction form
18,636,170.36/27,940,025.28 = 5,849,277.08/x - Step 3: Cross multiply
18,636,170.36x = 27,940,025.28 × 5,849,277.08 - Step 4: Simplify right side
18,636,170.36x = 163,428,949,484,924.59 - Step 5: Solve for x
x = 163,428,949,484,924.59/18,636,170.36 - Step 6: Final answer
x = 8,769,449.21
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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.