Finding the Fourth Proportional to 92,447,768.46, 127,577,805.36 and 51,194,611.02
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Solution
The fourth proportional to 92,447,768.46, 127,577,805.36 and 51,194,611.02 is: 70,648,499.46
Step by Step Solution
- Step 1: Write the proportion equation
92,447,768.46 : 127,577,805.36 = 51,194,611.02 : x - Step 2: Convert to fraction form
92,447,768.46/127,577,805.36 = 51,194,611.02/x - Step 3: Cross multiply
92,447,768.46x = 127,577,805.36 × 51,194,611.02 - Step 4: Simplify right side
92,447,768.46x = 6,531,296,120,190,471 - Step 5: Solve for x
x = 6,531,296,120,190,471/92,447,768.46 - Step 6: Final answer
x = 70,648,499.46
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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.