Finding the Fourth Proportional to 13,040,864.48, 19,563,551.42 and 4,405,027.81
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Solution
The fourth proportional to 13,040,864.48, 19,563,551.42 and 4,405,027.81 is: 6,608,303.32
Step by Step Solution
- Step 1: Write the proportion equation
13,040,864.48 : 19,563,551.42 = 4,405,027.81 : x - Step 2: Convert to fraction form
13,040,864.48/19,563,551.42 = 4,405,027.81/x - Step 3: Cross multiply
13,040,864.48x = 19,563,551.42 × 4,405,027.81 - Step 4: Simplify right side
13,040,864.48x = 86,177,987,996,530.97 - Step 5: Solve for x
x = 86,177,987,996,530.97/13,040,864.48 - Step 6: Final answer
x = 6,608,303.32
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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.