Finding the Fourth Proportional to 10,661,507.81, 15,992,248.75 and 3,473,029.97
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Solution
The fourth proportional to 10,661,507.81, 15,992,248.75 and 3,473,029.97 is: 5,209,540.73
Step by Step Solution
- Step 1: Write the proportion equation
10,661,507.81 : 15,992,248.75 = 3,473,029.97 : x - Step 2: Convert to fraction form
10,661,507.81/15,992,248.75 = 3,473,029.97/x - Step 3: Cross multiply
10,661,507.81x = 15,992,248.75 × 3,473,029.97 - Step 4: Simplify right side
10,661,507.81x = 55,541,559,107,801.22 - Step 5: Solve for x
x = 55,541,559,107,801.22/10,661,507.81 - Step 6: Final answer
x = 5,209,540.73
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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.