Finding the Fourth Proportional to 9,572,420.20, 14,358,630.30 and 3,896,717.80
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Solution
The fourth proportional to 9,572,420.20, 14,358,630.30 and 3,896,717.80 is: 5,845,076.70
Step by Step Solution
- Step 1: Write the proportion equation
9,572,420.20 : 14,358,630.30 = 3,896,717.80 : x - Step 2: Convert to fraction form
9,572,420.20/14,358,630.30 = 3,896,717.80/x - Step 3: Cross multiply
9,572,420.20x = 14,358,630.30 × 3,896,717.80 - Step 4: Simplify right side
9,572,420.20x = 55,951,530,273,629.34 - Step 5: Solve for x
x = 55,951,530,273,629.34/9,572,420.20 - Step 6: Final answer
x = 5,845,076.70
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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.