Finding the Fourth Proportional to 8,851,624.80, 13,258,774.80 and 7,358,632.80
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Solution
The fourth proportional to 8,851,624.80, 13,258,774.80 and 7,358,632.80 is: 11,022,434.56
Step by Step Solution
- Step 1: Write the proportion equation
8,851,624.80 : 13,258,774.80 = 7,358,632.80 : x - Step 2: Convert to fraction form
8,851,624.80/13,258,774.80 = 7,358,632.80/x - Step 3: Cross multiply
8,851,624.80x = 13,258,774.80 × 7,358,632.80 - Step 4: Simplify right side
8,851,624.80x = 97,566,455,131,093.44 - Step 5: Solve for x
x = 97,566,455,131,093.44/8,851,624.80 - Step 6: Final answer
x = 11,022,434.56
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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.