Finding the Fourth Proportional to 32,569,898.20, 48,840,101.70 and 12,368,426.20
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Solution
The fourth proportional to 32,569,898.20, 48,840,101.70 and 12,368,426.20 is: 18,547,039.66
Step by Step Solution
- Step 1: Write the proportion equation
32,569,898.20 : 48,840,101.70 = 12,368,426.20 : x - Step 2: Convert to fraction form
32,569,898.20/48,840,101.70 = 12,368,426.20/x - Step 3: Cross multiply
32,569,898.20x = 48,840,101.70 × 12,368,426.20 - Step 4: Simplify right side
32,569,898.20x = 604,075,193,476,944.50 - Step 5: Solve for x
x = 604,075,193,476,944.50/32,569,898.20 - Step 6: Final answer
x = 18,547,039.66
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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.