Finding the Fourth Proportional to 10,716,896.97, 14,789,421.47 and 5,822,154.09
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Solution
The fourth proportional to 10,716,896.97, 14,789,421.47 and 5,822,154.09 is: 8,034,628.95
Step by Step Solution
- Step 1: Write the proportion equation
10,716,896.97 : 14,789,421.47 = 5,822,154.09 : x - Step 2: Convert to fraction form
10,716,896.97/14,789,421.47 = 5,822,154.09/x - Step 3: Cross multiply
10,716,896.97x = 14,789,421.47 × 5,822,154.09 - Step 4: Simplify right side
10,716,896.97x = 86,106,290,700,294.31 - Step 5: Solve for x
x = 86,106,290,700,294.31/10,716,896.97 - Step 6: Final answer
x = 8,034,628.95
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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.