Finding the Fourth Proportional to 74,130,036.87, 111,116,655.84 and 27,413,503.56
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Solution
The fourth proportional to 74,130,036.87, 111,116,655.84 and 27,413,503.56 is: 41,091,262.99
Step by Step Solution
- Step 1: Write the proportion equation
74,130,036.87 : 111,116,655.84 = 27,413,503.56 : x - Step 2: Convert to fraction form
74,130,036.87/111,116,655.84 = 27,413,503.56/x - Step 3: Cross multiply
74,130,036.87x = 111,116,655.84 × 27,413,503.56 - Step 4: Simplify right side
74,130,036.87x = 3,046,096,840,445,134.50 - Step 5: Solve for x
x = 3,046,096,840,445,134.50/74,130,036.87 - Step 6: Final answer
x = 41,091,262.99
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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.