Finding the Fourth Proportional to 41,690,037.13, 57,532,256.70 and 23,106,377.06
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Solution
The fourth proportional to 41,690,037.13, 57,532,256.70 and 23,106,377.06 is: 31,886,803.37
Step by Step Solution
- Step 1: Write the proportion equation
41,690,037.13 : 57,532,256.70 = 23,106,377.06 : x - Step 2: Convert to fraction form
41,690,037.13/57,532,256.70 = 23,106,377.06/x - Step 3: Cross multiply
41,690,037.13x = 57,532,256.70 × 23,106,377.06 - Step 4: Simplify right side
41,690,037.13x = 1,329,362,016,422,911.25 - Step 5: Solve for x
x = 1,329,362,016,422,911.25/41,690,037.13 - Step 6: Final answer
x = 31,886,803.37
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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.