Finding the Fourth Proportional to 9,655,125.60, 14,490,853.20 and 3,979,423.20
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Solution
The fourth proportional to 9,655,125.60, 14,490,853.20 and 3,979,423.20 is: 5,972,499.98
Step by Step Solution
- Step 1: Write the proportion equation
9,655,125.60 : 14,490,853.20 = 3,979,423.20 : x - Step 2: Convert to fraction form
9,655,125.60/14,490,853.20 = 3,979,423.20/x - Step 3: Cross multiply
9,655,125.60x = 14,490,853.20 × 3,979,423.20 - Step 4: Simplify right side
9,655,125.60x = 57,665,237,411,874.24 - Step 5: Solve for x
x = 57,665,237,411,874.24/9,655,125.60 - Step 6: Final answer
x = 5,972,499.98
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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.