Finding the Fourth Proportional to 10,363,423.70, 15,545,135.55 and 3,270,790.10
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Solution
The fourth proportional to 10,363,423.70, 15,545,135.55 and 3,270,790.10 is: 4,906,185.15
Step by Step Solution
- Step 1: Write the proportion equation
10,363,423.70 : 15,545,135.55 = 3,270,790.10 : x - Step 2: Convert to fraction form
10,363,423.70/15,545,135.55 = 3,270,790.10/x - Step 3: Cross multiply
10,363,423.70x = 15,545,135.55 × 3,270,790.10 - Step 4: Simplify right side
10,363,423.70x = 50,844,875,460,098.06 - Step 5: Solve for x
x = 50,844,875,460,098.06/10,363,423.70 - Step 6: Final answer
x = 4,906,185.15
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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.