Finding the Fourth Proportional to 25,854,369.18, 35,681,162.42 and 14,843,243.80
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Solution
The fourth proportional to 25,854,369.18, 35,681,162.42 and 14,843,243.80 is: 20,484,900.99
Step by Step Solution
- Step 1: Write the proportion equation
25,854,369.18 : 35,681,162.42 = 14,843,243.80 : x - Step 2: Convert to fraction form
25,854,369.18/35,681,162.42 = 14,843,243.80/x - Step 3: Cross multiply
25,854,369.18x = 35,681,162.42 × 14,843,243.80 - Step 4: Simplify right side
25,854,369.18x = 529,624,192,867,458.06 - Step 5: Solve for x
x = 529,624,192,867,458.06/25,854,369.18 - Step 6: Final answer
x = 20,484,900.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.