Finding the Fourth Proportional to 9,811,201.63, 14,716,868.07 and 3,421,429.15
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Solution
The fourth proportional to 9,811,201.63, 14,716,868.07 and 3,421,429.15 is: 5,132,166.61
Step by Step Solution
- Step 1: Write the proportion equation
9,811,201.63 : 14,716,868.07 = 3,421,429.15 : x - Step 2: Convert to fraction form
9,811,201.63/14,716,868.07 = 3,421,429.15/x - Step 3: Cross multiply
9,811,201.63x = 14,716,868.07 × 3,421,429.15 - Step 4: Simplify right side
9,811,201.63x = 50,352,721,411,402.24 - Step 5: Solve for x
x = 50,352,721,411,402.24/9,811,201.63 - Step 6: Final answer
x = 5,132,166.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.