Finding the Fourth Proportional to 10,834,814.87, 14,952,040.91 and 5,939,931.99
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Solution
The fourth proportional to 10,834,814.87, 14,952,040.91 and 5,939,931.99 is: 8,197,104.17
Step by Step Solution
- Step 1: Write the proportion equation
10,834,814.87 : 14,952,040.91 = 5,939,931.99 : x - Step 2: Convert to fraction form
10,834,814.87/14,952,040.91 = 5,939,931.99/x - Step 3: Cross multiply
10,834,814.87x = 14,952,040.91 × 5,939,931.99 - Step 4: Simplify right side
10,834,814.87x = 88,814,106,087,398.05 - Step 5: Solve for x
x = 88,814,106,087,398.05/10,834,814.87 - Step 6: Final answer
x = 8,197,104.17
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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.