Finding the Fourth Proportional to 10,702,264.39, 14,769,049.95 and 5,807,361.99
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Solution
The fourth proportional to 10,702,264.39, 14,769,049.95 and 5,807,361.99 is: 8,014,118.91
Step by Step Solution
- Step 1: Write the proportion equation
10,702,264.39 : 14,769,049.95 = 5,807,361.99 : x - Step 2: Convert to fraction form
10,702,264.39/14,769,049.95 = 5,807,361.99/x - Step 3: Cross multiply
10,702,264.39x = 14,769,049.95 × 5,807,361.99 - Step 4: Simplify right side
10,702,264.39x = 85,769,219,363,425.34 - Step 5: Solve for x
x = 85,769,219,363,425.34/10,702,264.39 - Step 6: Final answer
x = 8,014,118.91
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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.