Finding the Fourth Proportional to 16,607,579.70, 24,911,369.55 and 15,544,697.70
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Solution
The fourth proportional to 16,607,579.70, 24,911,369.55 and 15,544,697.70 is: 23,317,046.55
Step by Step Solution
- Step 1: Write the proportion equation
16,607,579.70 : 24,911,369.55 = 15,544,697.70 : x - Step 2: Convert to fraction form
16,607,579.70/24,911,369.55 = 15,544,697.70/x - Step 3: Cross multiply
16,607,579.70x = 24,911,369.55 × 15,544,697.70 - Step 4: Simplify right side
16,607,579.70x = 387,239,708,947,735 - Step 5: Solve for x
x = 387,239,708,947,735/16,607,579.70 - Step 6: Final answer
x = 23,317,046.55
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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.