Finding the Fourth Proportional to 8,048,068.66, 11,106,227.42 and 4,376,906.21
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Solution
The fourth proportional to 8,048,068.66, 11,106,227.42 and 4,376,906.21 is: 6,040,072.20
Step by Step Solution
- Step 1: Write the proportion equation
8,048,068.66 : 11,106,227.42 = 4,376,906.21 : x - Step 2: Convert to fraction form
8,048,068.66/11,106,227.42 = 4,376,906.21/x - Step 3: Cross multiply
8,048,068.66x = 11,106,227.42 × 4,376,906.21 - Step 4: Simplify right side
8,048,068.66x = 48,610,915,742,385.74 - Step 5: Solve for x
x = 48,610,915,742,385.74/8,048,068.66 - Step 6: Final answer
x = 6,040,072.20
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1.5x scale
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.