Finding the Fourth Proportional to 9,268,542.40, 13,906,750.20 and 4,473,763.60
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Solution
The fourth proportional to 9,268,542.40, 13,906,750.20 and 4,473,763.60 is: 6,712,545.53
Step by Step Solution
- Step 1: Write the proportion equation
9,268,542.40 : 13,906,750.20 = 4,473,763.60 : x - Step 2: Convert to fraction form
9,268,542.40/13,906,750.20 = 4,473,763.60/x - Step 3: Cross multiply
9,268,542.40x = 13,906,750.20 × 4,473,763.60 - Step 4: Simplify right side
9,268,542.40x = 62,215,512,839,052.71 - Step 5: Solve for x
x = 62,215,512,839,052.71/9,268,542.40 - Step 6: Final answer
x = 6,712,545.53
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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.