Finding the Fourth Proportional to 19,201,635.35, 28,802,482.18 and 7,842,083.97
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Solution
The fourth proportional to 19,201,635.35, 28,802,482.18 and 7,842,083.97 is: 11,763,137.87
Step by Step Solution
- Step 1: Write the proportion equation
19,201,635.35 : 28,802,482.18 = 7,842,083.97 : x - Step 2: Convert to fraction form
19,201,635.35/28,802,482.18 = 7,842,083.97/x - Step 3: Cross multiply
19,201,635.35x = 28,802,482.18 × 7,842,083.97 - Step 4: Simplify right side
19,201,635.35x = 225,871,483,799,988.66 - Step 5: Solve for x
x = 225,871,483,799,988.66/19,201,635.35 - Step 6: Final answer
x = 11,763,137.87
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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.