Finding the Fourth Proportional to 16,446,697.97, 22,696,622.69 and 9,104,653.71
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Solution
The fourth proportional to 16,446,697.97, 22,696,622.69 and 9,104,653.71 is: 12,564,521.48
Step by Step Solution
- Step 1: Write the proportion equation
16,446,697.97 : 22,696,622.69 = 9,104,653.71 : x - Step 2: Convert to fraction form
16,446,697.97/22,696,622.69 = 9,104,653.71/x - Step 3: Cross multiply
16,446,697.97x = 22,696,622.69 × 9,104,653.71 - Step 4: Simplify right side
16,446,697.97x = 206,644,889,933,455.41 - Step 5: Solve for x
x = 206,644,889,933,455.41/16,446,697.97 - Step 6: Final answer
x = 12,564,521.48
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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.