Finding the Fourth Proportional to 9,854,423.40, 14,781,635.10 and 6,492,426.60
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Solution
The fourth proportional to 9,854,423.40, 14,781,635.10 and 6,492,426.60 is: 9,738,639.90
Step by Step Solution
- Step 1: Write the proportion equation
9,854,423.40 : 14,781,635.10 = 6,492,426.60 : x - Step 2: Convert to fraction form
9,854,423.40/14,781,635.10 = 6,492,426.60/x - Step 3: Cross multiply
9,854,423.40x = 14,781,635.10 × 6,492,426.60 - Step 4: Simplify right side
9,854,423.40x = 95,968,680,914,733.66 - Step 5: Solve for x
x = 95,968,680,914,733.66/9,854,423.40 - Step 6: Final answer
x = 9,738,639.90
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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.