Finding the Fourth Proportional to 65,677,487.40, 98,572,218.30 and 29,341,794.60
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Solution
The fourth proportional to 65,677,487.40, 98,572,218.30 and 29,341,794.60 is: 44,037,704.50
Step by Step Solution
- Step 1: Write the proportion equation
65,677,487.40 : 98,572,218.30 = 29,341,794.60 : x - Step 2: Convert to fraction form
65,677,487.40/98,572,218.30 = 29,341,794.60/x - Step 3: Cross multiply
65,677,487.40x = 98,572,218.30 × 29,341,794.60 - Step 4: Simplify right side
65,677,487.40x = 2,892,285,782,624,961 - Step 5: Solve for x
x = 2,892,285,782,624,961/65,677,487.40 - Step 6: Final answer
x = 44,037,704.50
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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.