Finding the Fourth Proportional to 49,340,541.51, 68,090,753.48 and 27,013,155.08
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Solution
The fourth proportional to 49,340,541.51, 68,090,753.48 and 27,013,155.08 is: 37,278,595.38
Step by Step Solution
- Step 1: Write the proportion equation
49,340,541.51 : 68,090,753.48 = 27,013,155.08 : x - Step 2: Convert to fraction form
49,340,541.51/68,090,753.48 = 27,013,155.08/x - Step 3: Cross multiply
49,340,541.51x = 68,090,753.48 × 27,013,155.08 - Step 4: Simplify right side
49,340,541.51x = 1,839,346,082,793,770 - Step 5: Solve for x
x = 1,839,346,082,793,770/49,340,541.51 - Step 6: Final answer
x = 37,278,595.38
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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.