Finding the Fourth Proportional to 7,230,037.80, 10,841,946.30 and 3,634,415.40
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Solution
The fourth proportional to 7,230,037.80, 10,841,946.30 and 3,634,415.40 is: 5,450,059.56
Step by Step Solution
- Step 1: Write the proportion equation
7,230,037.80 : 10,841,946.30 = 3,634,415.40 : x - Step 2: Convert to fraction form
7,230,037.80/10,841,946.30 = 3,634,415.40/x - Step 3: Cross multiply
7,230,037.80x = 10,841,946.30 × 3,634,415.40 - Step 4: Simplify right side
7,230,037.80x = 39,404,136,598,693.02 - Step 5: Solve for x
x = 39,404,136,598,693.02/7,230,037.80 - Step 6: Final answer
x = 5,450,059.56
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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.