Finding the Fourth Proportional to 6,146,579.70, 8,617,808.70 and 6,146,579.70
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Solution
The fourth proportional to 6,146,579.70, 8,617,808.70 and 6,146,579.70 is: 8,617,808.70
Step by Step Solution
- Step 1: Write the proportion equation
6,146,579.70 : 8,617,808.70 = 6,146,579.70 : x - Step 2: Convert to fraction form
6,146,579.70/8,617,808.70 = 6,146,579.70/x - Step 3: Cross multiply
6,146,579.70x = 8,617,808.70 × 6,146,579.70 - Step 4: Simplify right side
6,146,579.70x = 52,970,048,013,903.39 - Step 5: Solve for x
x = 52,970,048,013,903.39/6,146,579.70 - Step 6: Final answer
x = 8,617,808.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.