Finding the Fourth Proportional to 6,862,553.28, 10,286,647.02 and 2,312,029.62
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Solution
The fourth proportional to 6,862,553.28, 10,286,647.02 and 2,312,029.62 is: 3,465,624.47
Step by Step Solution
- Step 1: Write the proportion equation
6,862,553.28 : 10,286,647.02 = 2,312,029.62 : x - Step 2: Convert to fraction form
6,862,553.28/10,286,647.02 = 2,312,029.62/x - Step 3: Cross multiply
6,862,553.28x = 10,286,647.02 × 2,312,029.62 - Step 4: Simplify right side
6,862,553.28x = 23,783,032,600,724.73 - Step 5: Solve for x
x = 23,783,032,600,724.73/6,862,553.28 - Step 6: Final answer
x = 3,465,624.47
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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.