Finding the Fourth Proportional to 66,917,263.08, 92,345,868.56 and 37,544,540.88
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Solution
The fourth proportional to 66,917,263.08, 92,345,868.56 and 37,544,540.88 is: 51,811,491.95
Step by Step Solution
- Step 1: Write the proportion equation
66,917,263.08 : 92,345,868.56 = 37,544,540.88 : x - Step 2: Convert to fraction form
66,917,263.08/92,345,868.56 = 37,544,540.88/x - Step 3: Cross multiply
66,917,263.08x = 92,345,868.56 × 37,544,540.88 - Step 4: Simplify right side
66,917,263.08x = 3,467,083,237,250,027 - Step 5: Solve for x
x = 3,467,083,237,250,027/66,917,263.08 - Step 6: Final answer
x = 51,811,491.95
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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.