Finding the Fourth Proportional to 10,676,510.60, 16,013,210.70 and 3,102,686.60
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Solution
The fourth proportional to 10,676,510.60, 16,013,210.70 and 3,102,686.60 is: 4,653,577.95
Step by Step Solution
- Step 1: Write the proportion equation
10,676,510.60 : 16,013,210.70 = 3,102,686.60 : x - Step 2: Convert to fraction form
10,676,510.60/16,013,210.70 = 3,102,686.60/x - Step 3: Cross multiply
10,676,510.60x = 16,013,210.70 × 3,102,686.60 - Step 4: Simplify right side
10,676,510.60x = 49,683,974,261,866.62 - Step 5: Solve for x
x = 49,683,974,261,866.62/10,676,510.60 - Step 6: Final answer
x = 4,653,577.95
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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.