Finding the Fourth Proportional to 16,569,530.44, 22,860,472.26 and 9,689,142.04
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Solution
The fourth proportional to 16,569,530.44, 22,860,472.26 and 9,689,142.04 is: 13,367,811.70
Step by Step Solution
- Step 1: Write the proportion equation
16,569,530.44 : 22,860,472.26 = 9,689,142.04 : x - Step 2: Convert to fraction form
16,569,530.44/22,860,472.26 = 9,689,142.04/x - Step 3: Cross multiply
16,569,530.44x = 22,860,472.26 × 9,689,142.04 - Step 4: Simplify right side
16,569,530.44x = 221,498,362,828,619.81 - Step 5: Solve for x
x = 221,498,362,828,619.81/16,569,530.44 - Step 6: Final answer
x = 13,367,811.70
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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.