Finding the Fourth Proportional to 16,176,972.52, 22,321,263.18 and 9,207,238.24
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Solution
The fourth proportional to 16,176,972.52, 22,321,263.18 and 9,207,238.24 is: 12,704,304.69
Step by Step Solution
- Step 1: Write the proportion equation
16,176,972.52 : 22,321,263.18 = 9,207,238.24 : x - Step 2: Convert to fraction form
16,176,972.52/22,321,263.18 = 9,207,238.24/x - Step 3: Cross multiply
16,176,972.52x = 22,321,263.18 × 9,207,238.24 - Step 4: Simplify right side
16,176,972.52x = 205,517,187,916,000 - Step 5: Solve for x
x = 205,517,187,916,000/16,176,972.52 - Step 6: Final answer
x = 12,704,304.69
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1.5x scale
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.