Finding the Fourth Proportional to 16,656,228.80, 22,934,497.70 and 14,579,623.10
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Solution
The fourth proportional to 16,656,228.80, 22,934,497.70 and 14,579,623.10 is: 20,075,152.45
Step by Step Solution
- Step 1: Write the proportion equation
16,656,228.80 : 22,934,497.70 = 14,579,623.10 : x - Step 2: Convert to fraction form
16,656,228.80/22,934,497.70 = 14,579,623.10/x - Step 3: Cross multiply
16,656,228.80x = 22,934,497.70 × 14,579,623.10 - Step 4: Simplify right side
16,656,228.80x = 334,376,332,453,816.88 - Step 5: Solve for x
x = 334,376,332,453,816.88/16,656,228.80 - Step 6: Final answer
x = 20,075,152.45
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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.