Finding the Fourth Proportional to 10,754,829.80, 16,132,244.70 and 9,579,098.60
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Solution
The fourth proportional to 10,754,829.80, 16,132,244.70 and 9,579,098.60 is: 14,368,647.90
Step by Step Solution
- Step 1: Write the proportion equation
10,754,829.80 : 16,132,244.70 = 9,579,098.60 : x - Step 2: Convert to fraction form
10,754,829.80/16,132,244.70 = 9,579,098.60/x - Step 3: Cross multiply
10,754,829.80x = 16,132,244.70 × 9,579,098.60 - Step 4: Simplify right side
10,754,829.80x = 154,532,362,620,627.41 - Step 5: Solve for x
x = 154,532,362,620,627.41/10,754,829.80 - Step 6: Final answer
x = 14,368,647.90
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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.