Finding the Fourth Proportional to 17,612,423.55, 24,305,320.55 and 9,877,299.80
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Solution
The fourth proportional to 17,612,423.55, 24,305,320.55 and 9,877,299.80 is: 13,630,772.45
Step by Step Solution
- Step 1: Write the proportion equation
17,612,423.55 : 24,305,320.55 = 9,877,299.80 : x - Step 2: Convert to fraction form
17,612,423.55/24,305,320.55 = 9,877,299.80/x - Step 3: Cross multiply
17,612,423.55x = 24,305,320.55 × 9,877,299.80 - Step 4: Simplify right side
17,612,423.55x = 240,070,937,710,617.53 - Step 5: Solve for x
x = 240,070,937,710,617.53/17,612,423.55 - Step 6: Final answer
x = 13,630,772.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.