Finding the Fourth Proportional to 10,807,887.84, 14,912,913.42 and 6,161,475.12
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Solution
The fourth proportional to 10,807,887.84, 14,912,913.42 and 6,161,475.12 is: 8,501,711.56
Step by Step Solution
- Step 1: Write the proportion equation
10,807,887.84 : 14,912,913.42 = 6,161,475.12 : x - Step 2: Convert to fraction form
10,807,887.84/14,912,913.42 = 6,161,475.12/x - Step 3: Cross multiply
10,807,887.84x = 14,912,913.42 × 6,161,475.12 - Step 4: Simplify right side
10,807,887.84x = 91,885,545,004,044.11 - Step 5: Solve for x
x = 91,885,545,004,044.11/10,807,887.84 - Step 6: Final answer
x = 8,501,711.56
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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.