Finding the Fourth Proportional to 63,350,956.40, 87,424,319.84 and 34,377,580.40
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Solution
The fourth proportional to 63,350,956.40, 87,424,319.84 and 34,377,580.40 is: 47,441,060.96
Step by Step Solution
- Step 1: Write the proportion equation
63,350,956.40 : 87,424,319.84 = 34,377,580.40 : x - Step 2: Convert to fraction form
63,350,956.40/87,424,319.84 = 34,377,580.40/x - Step 3: Cross multiply
63,350,956.40x = 87,424,319.84 × 34,377,580.40 - Step 4: Simplify right side
63,350,956.40x = 3,005,436,584,214,915 - Step 5: Solve for x
x = 3,005,436,584,214,915/63,350,956.40 - Step 6: Final answer
x = 47,441,060.96
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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.