Finding the Fourth Proportional to 16,620,001.20, 24,873,285.60 and 13,927,366.80
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Solution
The fourth proportional to 16,620,001.20, 24,873,285.60 and 13,927,366.80 is: 20,843,522.69
Step by Step Solution
- Step 1: Write the proportion equation
16,620,001.20 : 24,873,285.60 = 13,927,366.80 : x - Step 2: Convert to fraction form
16,620,001.20/24,873,285.60 = 13,927,366.80/x - Step 3: Cross multiply
16,620,001.20x = 24,873,285.60 × 13,927,366.80 - Step 4: Simplify right side
16,620,001.20x = 346,419,372,072,358.12 - Step 5: Solve for x
x = 346,419,372,072,358.12/16,620,001.20 - Step 6: Final answer
x = 20,843,522.69
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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.