Finding the Fourth Proportional to 10,812,467.36, 14,921,244.48 and 5,850,908.64
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Solution
The fourth proportional to 10,812,467.36, 14,921,244.48 and 5,850,908.64 is: 8,074,275.31
Step by Step Solution
- Step 1: Write the proportion equation
10,812,467.36 : 14,921,244.48 = 5,850,908.64 : x - Step 2: Convert to fraction form
10,812,467.36/14,921,244.48 = 5,850,908.64/x - Step 3: Cross multiply
10,812,467.36x = 14,921,244.48 × 5,850,908.64 - Step 4: Simplify right side
10,812,467.36x = 87,302,838,247,584.31 - Step 5: Solve for x
x = 87,302,838,247,584.31/10,812,467.36 - Step 6: Final answer
x = 8,074,275.31
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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.