Finding the Fourth Proportional to 32,579,435.80, 48,869,153.70 and 13,403,819.80
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Solution
The fourth proportional to 32,579,435.80, 48,869,153.70 and 13,403,819.80 is: 20,105,729.70
Step by Step Solution
- Step 1: Write the proportion equation
32,579,435.80 : 48,869,153.70 = 13,403,819.80 : x - Step 2: Convert to fraction form
32,579,435.80/48,869,153.70 = 13,403,819.80/x - Step 3: Cross multiply
32,579,435.80x = 48,869,153.70 × 13,403,819.80 - Step 4: Simplify right side
32,579,435.80x = 655,033,329,973,303.38 - Step 5: Solve for x
x = 655,033,329,973,303.38/32,579,435.80 - Step 6: Final answer
x = 20,105,729.70
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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.