Finding the Fourth Proportional to 49,431,973.60, 74,103,723.60 and 19,129,765.60
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Solution
The fourth proportional to 49,431,973.60, 74,103,723.60 and 19,129,765.60 is: 28,677,529.12
Step by Step Solution
- Step 1: Write the proportion equation
49,431,973.60 : 74,103,723.60 = 19,129,765.60 : x - Step 2: Convert to fraction form
49,431,973.60/74,103,723.60 = 19,129,765.60/x - Step 3: Cross multiply
49,431,973.60x = 74,103,723.60 × 19,129,765.60 - Step 4: Simplify right side
49,431,973.60x = 1,417,586,862,555,188.25 - Step 5: Solve for x
x = 1,417,586,862,555,188.25/49,431,973.60 - Step 6: Final answer
x = 28,677,529.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.