Finding the Fourth Proportional to 53,474,497.80, 73,795,028.58 and 30,274,101.96
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Solution
The fourth proportional to 53,474,497.80, 73,795,028.58 and 30,274,101.96 is: 41,778,386.17
Step by Step Solution
- Step 1: Write the proportion equation
53,474,497.80 : 73,795,028.58 = 30,274,101.96 : x - Step 2: Convert to fraction form
53,474,497.80/73,795,028.58 = 30,274,101.96/x - Step 3: Cross multiply
53,474,497.80x = 73,795,028.58 × 30,274,101.96 - Step 4: Simplify right side
53,474,497.80x = 2,234,078,219,372,034 - Step 5: Solve for x
x = 2,234,078,219,372,034/53,474,497.80 - Step 6: Final answer
x = 41,778,386.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.