Finding the Fourth Proportional to 26,527,279.48, 39,790,916.79 and 7,358,037.37
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Solution
The fourth proportional to 26,527,279.48, 39,790,916.79 and 7,358,037.37 is: 11,037,055.38
Step by Step Solution
- Step 1: Write the proportion equation
26,527,279.48 : 39,790,916.79 = 7,358,037.37 : x - Step 2: Convert to fraction form
26,527,279.48/39,790,916.79 = 7,358,037.37/x - Step 3: Cross multiply
26,527,279.48x = 39,790,916.79 × 7,358,037.37 - Step 4: Simplify right side
26,527,279.48x = 292,783,052,600,310.50 - Step 5: Solve for x
x = 292,783,052,600,310.50/26,527,279.48 - Step 6: Final answer
x = 11,037,055.38
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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.