Finding the Fourth Proportional to 19,772,102.44, 27,288,365.97 and 11,070,835.80
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Solution
The fourth proportional to 19,772,102.44, 27,288,365.97 and 11,070,835.80 is: 15,279,357.36
Step by Step Solution
- Step 1: Write the proportion equation
19,772,102.44 : 27,288,365.97 = 11,070,835.80 : x - Step 2: Convert to fraction form
19,772,102.44/27,288,365.97 = 11,070,835.80/x - Step 3: Cross multiply
19,772,102.44x = 27,288,365.97 × 11,070,835.80 - Step 4: Simplify right side
19,772,102.44x = 302,105,018,904,177.75 - Step 5: Solve for x
x = 302,105,018,904,177.75/19,772,102.44 - Step 6: Final answer
x = 15,279,357.36
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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.