Finding the Fourth Proportional to 7,353,896.31, 11,032,615.94 and 2,305,206.81
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Solution
The fourth proportional to 7,353,896.31, 11,032,615.94 and 2,305,206.81 is: 3,458,365.51
Step by Step Solution
- Step 1: Write the proportion equation
7,353,896.31 : 11,032,615.94 = 2,305,206.81 : x - Step 2: Convert to fraction form
7,353,896.31/11,032,615.94 = 2,305,206.81/x - Step 3: Cross multiply
7,353,896.31x = 11,032,615.94 × 2,305,206.81 - Step 4: Simplify right side
7,353,896.31x = 25,432,461,385,476.52 - Step 5: Solve for x
x = 25,432,461,385,476.52/7,353,896.31 - Step 6: Final answer
x = 3,458,365.51
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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.