Finding the Fourth Proportional to 8,751,932.58, 13,121,099.86 and 5,671,415.92
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Solution
The fourth proportional to 8,751,932.58, 13,121,099.86 and 5,671,415.92 is: 8,502,717.99
Step by Step Solution
- Step 1: Write the proportion equation
8,751,932.58 : 13,121,099.86 = 5,671,415.92 : x - Step 2: Convert to fraction form
8,751,932.58/13,121,099.86 = 5,671,415.92/x - Step 3: Cross multiply
8,751,932.58x = 13,121,099.86 × 5,671,415.92 - Step 4: Simplify right side
8,751,932.58x = 74,415,214,633,913.77 - Step 5: Solve for x
x = 74,415,214,633,913.77/8,751,932.58 - Step 6: Final answer
x = 8,502,717.99
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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.