Finding the Fourth Proportional to 19,706,159.44, 27,194,243.16 and 11,004,484.96
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Solution
The fourth proportional to 19,706,159.44, 27,194,243.16 and 11,004,484.96 is: 15,186,045.80
Step by Step Solution
- Step 1: Write the proportion equation
19,706,159.44 : 27,194,243.16 = 11,004,484.96 : x - Step 2: Convert to fraction form
19,706,159.44/27,194,243.16 = 11,004,484.96/x - Step 3: Cross multiply
19,706,159.44x = 27,194,243.16 × 11,004,484.96 - Step 4: Simplify right side
19,706,159.44x = 299,258,639,852,802.88 - Step 5: Solve for x
x = 299,258,639,852,802.88/19,706,159.44 - Step 6: Final answer
x = 15,186,045.80
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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.