Finding the Fourth Proportional to 19,762,839.09, 27,266,503.37 and 11,059,628.85
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Solution
The fourth proportional to 19,762,839.09, 27,266,503.37 and 11,059,628.85 is: 15,258,810.03
Step by Step Solution
- Step 1: Write the proportion equation
19,762,839.09 : 27,266,503.37 = 11,059,628.85 : x - Step 2: Convert to fraction form
19,762,839.09/27,266,503.37 = 11,059,628.85/x - Step 3: Cross multiply
19,762,839.09x = 27,266,503.37 × 11,059,628.85 - Step 4: Simplify right side
19,762,839.09x = 301,557,407,254,176.06 - Step 5: Solve for x
x = 301,557,407,254,176.06/19,762,839.09 - Step 6: Final answer
x = 15,258,810.03
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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.