Finding the Fourth Proportional to 18,577,228.92, 27,823,417.62 and 8,868,670.98
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Solution
The fourth proportional to 18,577,228.92, 27,823,417.62 and 8,868,670.98 is: 13,282,752.64
Step by Step Solution
- Step 1: Write the proportion equation
18,577,228.92 : 27,823,417.62 = 8,868,670.98 : x - Step 2: Convert to fraction form
18,577,228.92/27,823,417.62 = 8,868,670.98/x - Step 3: Cross multiply
18,577,228.92x = 27,823,417.62 × 8,868,670.98 - Step 4: Simplify right side
18,577,228.92x = 246,756,736,410,914.69 - Step 5: Solve for x
x = 246,756,736,410,914.69/18,577,228.92 - Step 6: Final answer
x = 13,282,752.64
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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.