Finding the Fourth Proportional to 7,270,098.28, 10,032,326.22 and 4,006,903.12
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Solution
The fourth proportional to 7,270,098.28, 10,032,326.22 and 4,006,903.12 is: 5,529,300.66
Step by Step Solution
- Step 1: Write the proportion equation
7,270,098.28 : 10,032,326.22 = 4,006,903.12 : x - Step 2: Convert to fraction form
7,270,098.28/10,032,326.22 = 4,006,903.12/x - Step 3: Cross multiply
7,270,098.28x = 10,032,326.22 × 4,006,903.12 - Step 4: Simplify right side
7,270,098.28x = 40,198,559,231,775.81 - Step 5: Solve for x
x = 40,198,559,231,775.81/7,270,098.28 - Step 6: Final answer
x = 5,529,300.66
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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.