Finding the Fourth Proportional to 9,784,840.20, 14,677,260.30 and 8,903,041.80
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Solution
The fourth proportional to 9,784,840.20, 14,677,260.30 and 8,903,041.80 is: 13,354,562.70
Step by Step Solution
- Step 1: Write the proportion equation
9,784,840.20 : 14,677,260.30 = 8,903,041.80 : x - Step 2: Convert to fraction form
9,784,840.20/14,677,260.30 = 8,903,041.80/x - Step 3: Cross multiply
9,784,840.20x = 14,677,260.30 × 8,903,041.80 - Step 4: Simplify right side
9,784,840.20x = 130,672,261,960,380.56 - Step 5: Solve for x
x = 130,672,261,960,380.56/9,784,840.20 - Step 6: Final answer
x = 13,354,562.70
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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.