Finding the Fourth Proportional to 7,528,273.08, 11,292,387.12 and 2,136,928.02
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Solution
The fourth proportional to 7,528,273.08, 11,292,387.12 and 2,136,928.02 is: 3,205,385.64
Step by Step Solution
- Step 1: Write the proportion equation
7,528,273.08 : 11,292,387.12 = 2,136,928.02 : x - Step 2: Convert to fraction form
7,528,273.08/11,292,387.12 = 2,136,928.02/x - Step 3: Cross multiply
7,528,273.08x = 11,292,387.12 × 2,136,928.02 - Step 4: Simplify right side
7,528,273.08x = 24,131,018,449,415.10 - Step 5: Solve for x
x = 24,131,018,449,415.10/7,528,273.08 - Step 6: Final answer
x = 3,205,385.64
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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.